The Echo Shoulder Pad Liner features a sleek design and innovative RE ZRO(R) chest pad allowing them to fit snuggly and provide pro-grade protection with a low profile. Features: Certified Protection Meets NOCSAE performance standard ND200 to help address commotio cordis. Low Profile, and lightweight for comfort Flexible materials for less bulk and more mobility. A sleek design paired with innovative materials to make sure you remain light and fast. The straps feature a clip and cam system to ensure your pads stay put all game long.