100% Polyester MEETS THE ANSI/ISEA 121-2018 STANDARD - Third party certified to an 1lb // 0.45kg maximum working capacity RETROFIT TOOL ATTACHMENT POINT - Designed to install onto small hand tools to create a tool attachment point for tethering ONE-PIECE DESIGN - Easily slides onto small hand tools without requiring additional tools to install or complicated wrapping or shrinking to apply NON-CONDUCTIVE - For safety when working around electrical environments SWIVELING EXTERIOR RING - Spins 360-degrees allowing screwdrivers and other rotating tools to be used without issue DURABLE - ABS outer ring provides strength and durability in all environments, testing in hot, cold and wet conditions FLEXIBLE GRIP - Inner core grips tool after application securing it as an attachment point for a tool lanyard preventing dropped objects