Developed with and trusted by the best catchers in the world The MVP-PRO™ Chest Protector is SEI Certified to meet NOCSAE Standard for Commotio Cordis and features our revolutionary 3DU BAR™ technology for the most advanced blocking in the game SHIFT™ technology on the leg guards moves with you to maintain thigh coverage in any stance while the LINQ X™ Hinge System supports a full range of knee flexion 3D Airmesh™ removeable & washable pads to promote a cool, comfortable, and soft padded feel Headgear, chest protector, and leg guards treated with StinkStop® antimicrobial agent to keep you fresh CON4M® allows you to customize the shin length between 16.5" - 17.5" for the perfect fit Sizing: Chest Protector: 16.5" & Leg Guards (Adjustable) 16.5"-17.5"