With Bontrager's race-level, 4-way-stretch inForm chamois and ergonomic paneling, Bontrager's Race Bibs are a pleasure on every ride. Cut from Bontrager's highly breathable and compressive fabric, the Race Bibs feature ergonomic venting to keep you comfortable, and they support your muscles for more comfort and reduced fatigue. Finishing details include Lycra mesh bibs for a superior fit and unrestricted breathing, reflective accents for safety, and leg grippers that keep these fine shorts in place.