Feature:-Quick snap collars are a innovative design， superior durability and exceptional performance is perfect choice for any Olympic style bar-Made of solid nylon resin M2 frame and thick XRS injection molded pressure pads-The most durable collar that will stand up the toughest home， gym， or group-exercise environment.-Single quick action cam lock securely clamps the collar once positioned on the bar sleeve-Reduces damage to plates or bars-Fully Captured Pressure Pad-No stickers， glue or adhesive-Color:red/blue/grey/yellow/black-Weight:347g-Sold as a pairPackage included:2pcs 50mm Collar