ECD doesn't believe in tradeoffs. They don't believe more protection has to result in less mobility. So, they designed 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(R) chest pad to the SmartFlexTM shoulders, these pads provide pro-grade protection with a low profile.