Pet Collar, Solid protective case silicone loop holder shell collar.

It is Easy to use,light weight,elegant construction and stitching. Using high quality silicone material production, non-toxic and odorless, signal unobstructed, portable anti-loss, environmental friendly skin, anti-fouling, anti-dirty, anti-seismic, anti-fall.

Suitable for collars with a diameter between about 0.8inch and 1inch.

(1 inch =25.4mm or 1mm = 0.0393 inch)