The Pet Life 'Allegiance' Classical Plaided Insulated Dog Coat features a Classical Tattersall Plaided Pattern composed of 100% Cotton along the back that extends into the collar with reversible Ultra-Soft Sherpa that gently hugs the body and inner lined with High-Grade Plush Polyfill for added warmth and comfortability. Features Tough-Grade Velcro Belly Enclosures for convenient on and off access and a leash slit below the neck line. Available in Multiple Colors and Sizes. SIZING SPECIFICATIONS: In (Inches) "Back" Length is from Neck to Tail: * See image chart for sizing approximation. EXTRA SMALL: Back: 9.1 in. Chest: 17.3 in. Neck: 12.2 in. SMALL: Back: 11 in. Chest: 21.3 in. Neck: 13.8 in. MEDIUM: Back: 13.8 in. Chest: 24.4 in. Neck: 15 in. LARGE: Back: 18.1 in. Chest: 29.9 in. Neck: 16.9 in. EXTRA LARGE: Back: 22.8 in. Chest: 35.4 in. Neck: 18.9 in. Features a nice fashion designer plaid design along the back with a matching collar that's reversed with Fleece Features Ultra-Strong Belly-Velcro for Convenient On and Off Access Inner-Layered with high-amounts of Poly-Fill for added plush comfortability and warmth. Reversed with Ultra-Soft Sherpa for added warmth that gently hugs the body. Available in Multiple Sizes and Colors