- Perfect ID Tags & Collar Accessories - Set of 2 dog tag clips, come with 2 Split O-Rings in 2 size, can work perfectly with many standard thickness tags in any shape. 2. HEAVY DUTY - Both tag clips and split ring are made of 100% stainless steel, sturdy and rust resistance. Design for long time use. 3.EASY TO USE - Quick clips, easy change pet ID tag holder make it simple to attach your dogs collars or harnesses. 4.SUPER SECURE- Dog tag Clips were tested by dog rolling, running, jumping or fetching, their ID tag will always remain securely in place.