The Touchdog Vogue Neck-Wrap Full Body Fashion Dog Sweater Outfit is a 1 Piece outfit stitched together. This dog outfit is well crafted with a fashion-forward ribbed collar overlay that looks ultra-modern and trendy and comes together nicely with our Denim pant. The sweater is nice and breathable and features dual accented pockets along the backside and elasctic conformed tubing throughout the length of the body that adds room for growth and provides a more tailored fit. Has a nice and comfortable stretch and feel throughout the outfit and completed with our embroiderery along the back and pockets. Available in Multiple Sizes and Colors. General Sizing Guide - From Back of Neck to Tail area ("In" Inches) 8" - EXTRA SMALL 10-12" - SMALL 14-16" - MEDIUM 18-20" - LARGE 22-24" - EXTRA LARGE. Sizing Specifications - (In Inches). XS - 8.3" Length, 17.7" Chest Girth, 12.2" Neck Girth SM - 11.8" Length, 21.7" Chest Girth, 13.7" Neck Girth MD - 15" Length, 24.4" Chest Girth, 15.8" Neck Girth LG - 18.9" Length, 29.9" Chest Girth, 16.9" Neck Girth XL - 22.8" Length, 34.7" Chest Girth, 18.9" Neck Girth