Quantity: 1 piecePeople use it to prevent phone number cards, keys, pets and key fobs from losing.Material: MetalColor : Your ChoiceStyle: 11 StylesSize :Style 1: Total Length 65mm, Key Ring Inner Diameter 25mm, outer diameter 35mm Style 2: Total length 65mm, key ring inner diameter 25mm, outer diameter 35mmStyle 3: Total length 65mm, key ring inner diameter 25mm, outer diameter 35mmStyle 4: Total length 65mm, key ring inner diameter 25mm, outer diameter 35mmStyle 5: Total length 65mm, key ring inner diameter 25mm, outer diameter 35mmStyle 6: Total length 65mm, key ring inner diameter 25mm, outer diameter 35mmStyle 7: Key ring inner diameter 25mm, outer diameter 35mm, horseshoe buckle inner diameter 15mmStyle 8: Key ring inner diameter 25mm, outer diameter 35mm, horseshoe buckle inner diameter 15mmStyle 9: Key ring inner diameter 25mm, outer diameter 35mm, horseshoe buckle inner diameter 15mmStyle 10: Key ring inner diameter 25mm, outer diameter 35mm, horseshoe buckle inner diameter 15mmStyle 11: Key ring inner diameter 25 mm, outer diameter 35 mm, horseshoe buckle inner diameter 15 mmScope of delivery: 1pc EDC car key ring tool Note:1.1cm=10mm=0.39inch.2.Please allow 1- 2 mm error due to manual measurement and make sure you do not mind before ordering.