Spring-loaded gate makes it easy to open and close with one hand. C-Clip Carabiner style key ring clips easily to belt loop or purse. One hand operation. Made of anodized aluminum (resists rust). Measures 3-1/8" without key ring. Includes 1-1/8" key ring. Supplied in the following colors: Black, Blue, Green, Purple, Red, and Silver. *** SPECIAL NOTE *** not intended for climbing or weight bearing loads.