Build-Your-Own O-Ring Martingale Lock 7/16/25 - Cat rings will

7/16/25 - Cat rings will now come chain wrapped

rainbow metal

this piece opens from the front

thread the chain through the heart ring

Build-Your-Own O-Ring Martingale Lock 7/16/25 - Cat rings willO Ring Martingale This piece is made with the hardware metal of your choice from the chain, o ring, buckle, and rivets. *NEW & EXCLUSIVE* Metallic Pink Purple chain color upgrades can be added to your cart here: Click Me! These can be made with two different leather colors! If you would like two different colors, please notate it in the order notes at checkout. Sizing notes: We create our collars with the neck circumference given as the smallest hole