The PET LIFE 'Coast Guard' Fashion Wool Dog Coat Jacket is composed of 100% Cotton Wool and Features a Trendy Dual Buttoned accented strap along the backside and a cozy Faux-Fur Collar. This Pet Coat also Features Belly hook and loop closures for easy On and Off access with a Leash Slit holder located at the back of the Neck area. Available in multiple sizes. Sizing Guide: From Back of Neck to Tail area (in Inches) 8 in. : Extra Small 10 in. - 12 in. : Small 14 in. - 16 in. : Medium 18 in. - 20 in. : Large 22 in. - 24 in. : Extra Large.