Jersey is 100% satin and polyester mesh with contrast neck and sleeve trim that fits your dog comfortably. High cut on stomach for male dogs. * The front of jersey has sewn on embroidered NFL logo with screen printed team logo and city name. The back of jersey has screen printed logo type, numbers, and woven NFL shield patch. * Stylish and comfort-fitted v-neck cut.The jersey has an updated look and feel - more like an actual player jersey - quality mesh, with silk-like accents on the shoulders / sleeves and down the sides! * Officially licensed by NFL. Machine wash cold delicate. Line dry do not iron. * Sizes: Xtra Small (Length 6-9" Weight 3-6 lbs) Small (Length 8-12" Weight 7-14 lbs) Medium (Length 14-18",Weight 15-29 lbs) Large (Length 20-24" Weight 30-45 lbs) Xtra Large (Length 24-28" Weight 50-65 lbs)