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Merlin Cycles£125.95Visit shop Castelli Black Free Aero Race S Bib Shorts - Ss26 - / 2XLarge
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Designed for serious male cyclists and racers, the Castelli Free Aero Race S Bib Shorts offer a premium blend of aerodynamic efficiency and long-distance comfort. Featuring advanced Forza2 stretch fabric and the high-end Progetto X2 Air Seamless chamois, these shorts are optimized for high-intensity training and competitive racing; however, riders should note that the performance fit is intentionally compressive, which may feel restrictive to those accustomed to casual, looser-fitting cycling gear.
| Age Group | adult |
|---|---|
| Colour | Black |
| Gender | Male |
| Model Part Number | CS250010104 |
| Brand | Castelli |
While they are optimized for road cycling, they can be used for mountain biking; however, the fabric is not designed to withstand abrasion from trail obstacles.
It is recommended to wash them after every use to remove sweat and salt, which can degrade the chamois material over time.
No, the straps are fixed in length, designed to provide a consistent tension based on the selected size.
Yes, the Progetto X2 Air chamois is designed for high-mileage comfort and is excellent for back-to-back long rides.
The protection is a feature of the fabric construction, but it is best to follow gentle washing guidelines to maintain the material integrity.
The sizes follow Castelli's pro-fit sizing, which scales based on height, weight, and hip circumference.
Ensure the silicone bands are placed directly against the skin and are not covered by other fabric layers.
Verify that the straps are laying flat across the shoulders and are not twisted; verify you have selected the correct size.
Check your saddle for any sharp edges or rough stitching that may be causing abrasive contact.
To ensure the longevity of your Castelli bib shorts, always hand wash or use a gentle cycle in cold water with mild detergent. Avoid using fabric softeners, as these can break down the technical properties of the synthetic fibers and the silicone leg grippers. Air dry the garment in a shaded area; never use a tumble dryer, as heat can degrade the chamois foam and the elasticity of the fabric. Because these bibs are designed with a compressive fit, ensure you consult the Castelli sizing chart carefully before purchase. The shorts are fully compatible with all standard road cycling saddles and perform best when paired with a slim-fit jersey to maintain the aerodynamic profile of the kit.
