Thank you for viewing. Color: Blue Dual Size: S size Bolt-on (30mm~) Set of 4 MADE IN USA Escape Climbing's dual mini pinch set. Pinch shape for holding with fingers, friction specifications on both sides, and dual on the front. When attached vertically, the stepping surface is dual, which can be stressful. Because they are small, they can be inserted into gaps. Can also be used for hanging.