The Revo 5 is the perfect choice for riders looking for chest and back protection in an under-the-jersey design. The new protective chest plate offers enhanced ventilation.. Molded cross-link, bio-foam interior serves as a shock-absorbing barrier. Molded polycarbonate construction for maximum impact protection. Three-part backplate offers flex points to move with your body. Fully adjustable fit to provide protection for riders of all sizes. Neck brace compatible design.. Fits riders over 125 lbs. Black, S/M, Fits riders under 125 lbs.