Ailisi 0.5" Inside Width Swivel Oval Ring Snap Plastic Buckles Lobster Clasp Trigger Clips Rotary Hook Pack of 20 Product Name : Plastic Swivel Snap Hook;Material: Plastic Rotatable tail inside Width (Approx.): 13 mm/0.5 inch Overall size:1.65"X0.75"X0.4"(42mmX18mmX10mm). Full 360 degree swivel eye helps prevent tangles. These buckles can be used for dog leashes, bag straps, camera bag straps, shoulder straps, purse straps, and so much more.