Break Away Safety Buckles: Breakaway buckles are specially designed for cats. If their collar catches on something, the cat's twisting or struggling action causes the buckle to open, freeing the cat. These buckles  pull apart at approximately 8 pounds of pull.
 
Sizing:
Adult Cat: 5/8 in. x 7-12 in.
 
Diva-Dog's "Surf Cat" adjustable cat collars are made of soft and comfortable nylon overlaid with durable polyester ribbon, which is quintuple stitched at stress points for added strength.

Exclusive design by Diva-Dog & Surf Cat - Made in the USA