Real Leather Pet Collar Soft Big Diamond Bling Dog Cat Pet Collar Size XXS XS Real Leather Pet Collar Size: XXS: Wide 1.0 X lenght 30CM/0.39X11.81'', 17-22CM(6.69-8.66'') For the dogs neck XS: Wide 1.0 X lenght 35CM/0.39X13.78'', 22-27CM(8.66-10.63'') For the dogs neck