HooAMI Personalized Stainless Steel Pet Id Tags for Dogs & Cats with Split Key Ring Silver Tone Main Material:Stainless SteelAdditional Material:Alloy Length:3.5cm(1 3/8");Width:3.3cm(1 2/8");Thickness:1.5mm;split ring size:2.5cm(1")+1.5cm(5/8"); Perfect identification for your dogs & cats: Strong, durable, and long lasting pet tags for your pets Great for Pet ID Tags or keychain.You can add your Pet's Name,your address,phone number to the Front of the Tag,Or you can add the words you like Note:Seller does not provide Engraving service.You could engrave it youself with the text you want or go to order the engraved one.