These metal key rings with double loops are made of high-quality stainless steel. They are anti-rust, anti-corrosion, and have a tight closure to ensure security. They are portable, lightweight, and versatile for organizing car keys, house keys, office keys, hang cards, fobs, dog's tags and pet tags. Perfect for key organization and jewelry making. Features 1. These key rings made of stainless steel with double loops that can open easily and hold tightly after closed. Double loops are sturdy enough to retain its shape after placing the key. 2. These Flat Keyrings tight closure ensures security,anti-rust,anti-corrosion and never worry about slipping off from key ring. 3. Key chain rings have small size and light weight make them portable and handy to use or carry. 4. Key chain is made of high-quality heat-treated nickel-plated heavy-duty steel.With smooth surface and safe material,the key chain ring is comfortable to touch and use. 5. Metal key rings suit a wide variety of applications like organizing car keys, house keys, office keys, hang cards, fobs, dog's tags and pet tags. Specification Material: Metal Color: Silver Size: 1.5 x 25 mm, 1.2 x 25 mm, 1.8 x 30 mm Weight: 200 g, 220 g, 240 g Package Include: 100x Key Ring