The Schiek Model 1200 Power Lifting Hooks provide maximum wrist grip support for heavy-duty weight lifting. Made of durable neoprene material, these weight lifting straps come in one size and feature a wrist wrap style for added comfort and support. Designed by the reputable brand Schiek in the United States, these hooks are suitable for unisex adults looking to enhance their weight lifting performance with a reliable and sturdy accessory. LIKE NEW, I TRIED TO USE THESE ONE TIME AND I NEVER TOUCHED THEM AGAIN.