The Selle Italia Model X is worth considering if you want a saddle with a large center cutout and a documented weight of 315 g, but the listing’s conflicting specifications make it important to confirm which version is being sold Selle Italia Model X Green Superflow saddle… Selle Italia Model X – 100% Sustainable Green…. Its listed price is $200.56, and the available evidence doesn’t establish a current price comparison with specific Selle Italia alternatives Selle Italia Model X – 100% Sustainable Green….
- The Model X Green Superflow is listed as 245 mm long and 145 mm wide Selle Italia Model X Green Superflow saddle….
- Selle Italia quotes the Model X Green Superflow at 315 g Selle Italia Model X Green Superflow saddle….
- The Amazon listing gives 7 mm Fec Alloy rails, but another listing block reports Titanium Rails Amazon.com: Selle Italia Model X SUPERFLOW FEC… Selle Italia Model X – 100% Sustainable Green….
- The supplied Amazon listing figures are $200.56, with a list price of $249.99 Selle Italia Model X – 100% Sustainable Green….
What is the Selle Italia Model X saddle, and what’s distinctive about its construction?
The Selle Italia Model X Green Superflow has a large cutout and a center channel running the full length of the upper Selle Italia Model X Green Superflow saddle…. The shape makes the opening a defining feature, though the available sources don’t establish how it will feel for every rider.
One source describes the cover and gel padding as formed together in a single step rather than using a separate cover stretched over padding Selle Italia Model X Green Superflow saddle…. Another describes TPE padding co-molded onto a reinforced composite shell, with tubular rails molded into that shell Selle Italia Model X Green adds thick Comfort+…. These accounts describe an integrated construction, but use different material and process details.
The reported automated process reduces reliance on adhesives and polyurethane foams Selle Italia Model X Green adds thick Comfort+…. The Amazon listing calls the process Green-Tech and says production near headquarters reduces CO2; those are listing claims, not independently verified environmental results Amazon.com: Selle Italia Model X SUPERFLOW FEC…. The Selle Italia Model X construction is therefore best understood through the sources’ descriptions, not as proof of a measured environmental benefit.

Selle Italia Model X – 100% Sustainable Green Road Bike Saddle, Comfortable Gel and Superflow Hole, Future Rides Green Road Bike Saddle
$249.99 $200.56
Only 3 left in stock – order soon.
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What are the Selle Italia Model X dimensions, weight, rails and available widths?
The documented Model X Green Superflow measures 245 mm long and 145 mm wide, and Selle Italia quotes its weight as 315 g Selle Italia Model X Green Superflow saddle…. The available evidence establishes one width—145 mm—not a range of widths Selle Italia Model X Green Superflow saddle….
The Amazon listing separately gives dimensions of 145 × 245 mm, a weight of 315 g and 7 mm Fec Alloy rails Amazon.com: Selle Italia Model X SUPERFLOW FEC…. Another source describes the Model X Green’s rails as 7 mm tubular steel Selle Italia Model X Green adds thick Comfort+…. Those details don’t resolve every material-label difference in the listings.
There’s a more significant product-page conflict: one Amazon specification block reports 190 g and Titanium Rails, while the cited Model X Green specifications report 315 g and steel or FeC alloy rails Selle Italia Model X – 100% Sustainable Green… Selle Italia Model X Green adds thick Comfort+…. Don’t assume those conflicting details describe the same version. For the Selle Italia Model X, check the version and its specifications with the seller before relying on the weight or rail material.
How much does the Selle Italia Model X cost, and how does it compare with other Selle Italia saddles?
The supplied Amazon listing figures show the Selle Italia Model X at $200.56, against a list price of $249.99 Selle Italia Model X – 100% Sustainable Green…. These are the figures provided for the listing, not a broader price survey.
A comparison source says Model X Green saddles have a shape and feel similar to premium saddles costing three to five times as much Selle Italia Model X Green adds thick Comfort+…. That statement doesn’t name a comparison model or give the comparable saddles’ prices, so it can’t show which alternative the Selle Italia Model X matches or establish a specific value comparison.
The available evidence also doesn’t provide current prices for specific Selle Italia alternatives. That leaves a clear limit: the supplied figures let you see the listing’s stated price and list price, but not whether another Selle Italia saddle currently costs less or offers a better fit for your needs.

How do the Model X and Model X Green Superflow versions differ?
The Model X Comfort+ is described as having about 133 g of Total Gel padding, compared with about 33 g in the thinner saddle Selle Italia Model X Green adds thick Comfort+…. That difference gives you a specific distinction in the padding descriptions, but the cited source doesn’t quantify how much more comfortable either version will feel.
The Comfort+ description says its Total Gel padding covers the entire shell surface Selle Italia Model X Comfort+ Superflow Saddle…. The standard Superflow description instead highlights its large cutout and full-length center channel Selle Italia Model X Green Superflow saddle…. Those are different points of emphasis; the sources don’t provide a direct ride test comparing the versions.
Don’t transfer every Amazon product-page specification to the Model X Green Superflow. One block lists Titanium Rails and 190 g, while the cited Green Superflow specification reports 315 g and another source describes 7 mm tubular steel rails Selle Italia Model X – 100% Sustainable Green… Selle Italia Model X Green Superflow saddle… Selle Italia Model X Green adds thick Comfort+…. The Selle Italia Model X version name and its matching specification matter here.
How can you measure your sit-bone width to choose the right Model X saddle width?
The available sources don’t explain a method for measuring sit-bone width or provide a chart that links a measurement to a saddle width. That means there isn’t enough evidence here to give you step-by-step measuring instructions or to recommend a fit based on a particular measurement.
The documented Model X Green Superflow width is 145 mm, and the source describes it as a single width Selle Italia Model X Green Superflow saddle…. No other Model X width is established in the available evidence.
If you’re choosing the Selle Italia Model X, treat 145 mm as the documented width for that Green Superflow specification, not as proof it’s right for your body. The sources don’t support a conclusion about which sit-bone measurement should choose it, or whether another width exists. Seek version-specific fit guidance before relying on a measurement-to-width match; no such chart is included in the evidence reviewed here.

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What types of riding and riding positions is the Model X designed for?
The Model X Green Superflow is described as intended for cyclists who maintain a more stable position, including on long rides Green-Tech production: Model X Green Superflow…. The Amazon listing similarly says the saddle’s wavy rear shape and moderate gel support long rides in a stable position Amazon.com: Selle Italia Model X SUPERFLOW FEC…. Those are stated design aims, not a guarantee that the saddle will suit every rider.
One reviewer reported finding it comfortable while perched far forward and staying low to ride quickly; that’s an individual opinion, not a fit promise Selle Italia Model X Green Superflow saddle…. The Comfort+ is listed for road and MTB use Selle Italia Model X Comfort+ Superflow Saddle…, while another listing describes road-bike miles and mountain-bike trails Model X Superflow Saddle.
The Selle Italia Model X Green Comfort+ is specifically described as targeted at endurance riders and e-bikes Selle Italia Model X Green adds thick Comfort+…. Keep that version-specific description distinct from the broader Superflow claims. The available sources offer intended-use descriptions and one rider’s opinion, but no assurance that a riding position or use case will feel comfortable for you.

What are the trade-offs of the Model X’s construction compared with a conventional glued saddle?
Sources describe the Model X Green Superflow as using a fully automated process with no adhesives or polyurethanes, and another describes mechanical assembly of three components without adhesive substances Selle Italia Model X Green Superflow saddle… Green-Tech production: Model X Green Superflow…. Those sources contrast its assembly with an adhesive-based approach, but they don’t provide a direct durability comparison with a conventional glued saddle.
A reviewer described the cover as rubbery and grippier than usual, while noting that it may feel too grippy with baggy shorts Selle Italia Model X Green Superflow saddle…. That observation is useful if you care about how freely your clothing moves across the saddle, but it remains one reviewer’s experience.
For the Selle Italia Model X, the evidence doesn’t establish long-term durability or quantify environmental impact. The listing’s Green-Tech and CO2 statements are claims, not independently verified results Amazon.com: Selle Italia Model X SUPERFLOW FEC…. The construction descriptions offer a reason to consider how the saddle is assembled; they don’t settle how long it lasts or measure its environmental effects.
Does the Model X fit a standard bicycle seatpost clamp, and what rail dimensions does it use?
The Amazon listing gives the Selle Italia Model X rails a 7 mm diameter and identifies their material as Fec Alloy Amazon.com: Selle Italia Model X SUPERFLOW FEC…. A separate source reports that the exposed steel rail sections are 80 mm long Selle Italia Model X Green Superflow saddle…. These are the available rail details; they don’t, by themselves, confirm that your particular seatpost clamp will accept the saddle.
The sources don’t confirm standard-clamp compatibility. Before buying, verify your clamp’s requirements against the exact saddle version and its rail details rather than assuming a fit from the listing alone.
There’s also a specification conflict to keep in view: an Amazon product-page block says Titanium Rails, while the listing’s rail detail says Fec Alloy Selle Italia Model X – 100% Sustainable Green… Amazon.com: Selle Italia Model X SUPERFLOW FEC…. The Selle Italia Model X Green specifications elsewhere describe steel or FeC alloy rails Selle Italia Model X Green adds thick Comfort+… Green-Tech production: Model X Green Superflow…. Confirm which version is being offered and whether its rails suit your clamp; the available evidence doesn’t establish compatibility for every standard clamp.

Pros and Cons
Pros
- The Model X Green Superflow has a large cutout and a full-length center channel Selle Italia Model X Green Superflow saddle….
- Sources describe automated or mechanical assembly that reduces or avoids adhesive use Selle Italia Model X Green Superflow saddle… Green-Tech production: Model X Green Superflow….
- The documented Model X Green Superflow width and quoted weight are 145 mm and 315 g Selle Italia Model X Green Superflow saddle….
Disclosure: As an Amazon Associate, I earn from qualifying purchases.
Cons
- Amazon listing details conflict: one block reports 190 g and Titanium Rails, while other specifications report 315 g and steel or FeC alloy rails Selle Italia Model X – 100% Sustainable Green… Selle Italia Model X Green Superflow saddle… Selle Italia Model X Green adds thick Comfort+….
- The available evidence establishes only one width, 145 mm, and doesn’t provide a sit-bone measurement method or width-selection chart Selle Italia Model X Green Superflow saddle….
- A reviewer says the rubbery cover may feel too grippy with baggy shorts Selle Italia Model X Green Superflow saddle….
- The sources don’t confirm compatibility with a standard bicycle seatpost clamp Amazon.com: Selle Italia Model X SUPERFLOW FEC….
Final Verdict
| Model | Dimensions | Weight |
|---|---|---|
| Model X Green Superflow Selle Italia Model X Green Superflow saddle… | 245 mm length and a single 145 mm width Selle Italia Model X Green Superflow saddle… | 315 g Selle Italia Model X Green Superflow saddle… |
| Model X Green Selle Italia Model X Green adds thick Comfort+… | 145mm x 245mm Selle Italia Model X Green adds thick Comfort+… | — |
| Model X Comfort+ Selle Italia Model X Comfort+ Superflow Saddle… | 245 × 145 mm Selle Italia Model X Comfort+ Superflow Saddle… | 315 g Selle Italia Model X Comfort+ Superflow Saddle… |
Key Takeaways
- Treat 245 mm by 145 mm and 315 g as the documented Model X Green Superflow dimensions and quoted weight Selle Italia Model X Green Superflow saddle….
- Confirm the exact version before relying on the Amazon listing’s rail or weight details, because its specifications conflict Amazon.com: Selle Italia Model X SUPERFLOW FEC… Selle Italia Model X – 100% Sustainable Green….
- The supplied listing price is $200.56, with a list price of $249.99 Selle Italia Model X – 100% Sustainable Green….
- No sit-bone measurement method, width-selection chart or standard-clamp compatibility confirmation is available in the cited evidence Selle Italia Model X Green Superflow saddle… Amazon.com: Selle Italia Model X SUPERFLOW FEC….
Frequently Asked Questions
How to measure bike saddle width?
The available sources don’t explain a sit-bone measurement method or provide a saddle-width selection chart. They document the Model X Green Superflow as 145 mm wide, with no other width established Selle Italia Model X Green Superflow saddle….
What saddle does Mathieu Van Der Poel use?
The available evidence doesn’t identify the saddle Mathieu Van Der Poel uses.
How much does the Selle Italia SLR 3D Carbon saddle weigh?
The available evidence doesn’t give a weight for the Selle Italia SLR 3D Carbon saddle.
What is the best bicycle saddle for fat people?
The available evidence doesn’t identify a best saddle for riders by body size or provide fit guidance for that question.
Sources
- Selle Italia Model X Green Superflow saddle review: Only $50, rides like $200 (2021-08-04)
- Selle Italia Model X – 100% Sustainable Green Road Bike Saddle, Comfortable Gel and Superflow Hole, Future Rides Green Road Bike Saddle (2026-10-27)
- Amazon.com: Selle Italia Model X SUPERFLOW FEC Alloy L BLK : Sports & Outdoors
- Selle Italia Model X Green adds thick Comfort+ Italian saddle (2021-10-29)
- Selle Italia Model X Comfort+ Superflow Saddle
– Condor Cycles
- Green-Tech production: Model X Green Superflow from Selle Italia (2021-03-22)
- Model X Superflow Saddle
Disclosure: As an Amazon Associate, I earn from qualifying purchases.
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