The Echo Shoulder Pad Liner. A liner that’s so sleek, so light, so comfortable, you’re gonna look forward to putting them on every day. The Echo Shoulder Pad Liner features a sleek design and innovative materials to provide a combination of attributes the game has been waiting for. From the RE ZRO chest pad to the SmartFlex shoulders, these pads provide pro-grade protection with a low profile. Certified Protection Meets NOCSAE performance standard ND200 to help address commotio cordis. Low Profile and High Comfort Slim profile and flexible materials for a more comfortable, less bulky, and more mobile fit. Lightweight A sleek design paired with innovative materials to make sure you remain light and fast. Snug and Secure The straps feature a clip and cam system to ensure your pads stay put all game long. Small – 60-80lbs Medium – 80-150lbs Large – 150+lbs