Santini NAT Racer Cycling Bib Shorts These aerodynamic bib shorts are constructed from a single panel of hand cut anti sliding lycra to deliver optimum comfort and performance. Santinis exclusive Onda fabric supports and fits the thighs perfectly without rolling up. The fabric design follows a series of waves alternating single to multiple threads which help its gripping effect on the legs without compromising breathability. Complete with T-shaped elasticated mesh braces and Santinis best selling NAT chamois. Chamois Technology:- NAT Next Technology: A revolutionary chamois that features micro-massaging cylinders to boost circulation. The chamois also provides a cooling effect which makes the rider feel more comfortable. The core is enclosed between two foam layers, which are between 2mm-4mm thick. Then an antibacterial top layer is added to this. This layer provides maximum hygiene while in contact with the skin. Two soft microfibre anatomical wings are added to the base of the padding to offer protection to sensitive areas while riding. This will help prevent irritation and soreness. Features Include:- Aerodynamic cut Constructed from a single hand cut panel Exclusive Onda fabric Breathable mesh braces Leg grippers ensure the shorts remain in place Low cut waist Breathable material