New CamelBak HydroBak Hydration Pack 50 Oz, Black Graphite lightweight 13.5 Form fitting design for maximum protection SPV7 03 Mn Lrg Blk Grn Form fitting design for maximum protection moisture wicking fabric * Comfortable wrapped padding with breathable air mesh * Black steel cage with flat middle bar for improved visibility * ABS plastic shell with strategic airflow vents * Solid matte shell exterior * Chest Protector: * Meets NOCSAE Commotio Cordis standard * Stacked memory foam in abs for improved rebound control * Heavy duty steel inset waist clips forA adjustable fit * Four point web strap system * Adjustable shoulder cap * Adult Size 17" * Leg Guards: * Triple knee design * Reinforced knee and thigh connection for ease of motion * Larger surface area for blocking position * Removable inner knee and shin pads for adjustable comfort * Vented shell design promotes air flow * Toe extension for additional protection * Adult Size 16 VERSATILE BIKE HYDRATION VEST: The CamelBak Chase Bike Hydration Vest is the perfect minimalist approach to hydration that doesn’t compromise quality or comfort PLENTY OF STORAGE: CamelBak has engineered this hydration vest for the cycling enthusiast