The Easton Stealth S9 shin guards offer great protection for elite level players. They offer an exclusive knee lock system to keep the knee in place without pushing the shin guard off the leg. They are fully ventilated to allow for maximum air flow. These shin guards also come with removable adjustable calf protectors for customization. Their covered knee cap reduces vibration and the sling tec technology provides better protection for the shin. You can also adjust the placement of the velcro straps for a more customized fit.