Please refer to the second details picture on the left side and choose size mainly accordging to BACK since it's a four-leg item.
Keep warm fashion clothes, soft materail, keep your fur baby comfortable, warm and fashion.
Perfect for outdoor, take photos, Christmas and everyday wear .
Take each measurement a bit loosely and if any of the measurements are "between" two sizes, or your dog is still growing, larger size is recommended. Don't buy a particular size because that is what you always buy in a pet shop or online store, look at the size chart for CHEST and BODY and confirm the size before buy.
Use the cold water and hand-wash, the items should be stored in dry and ventilated room environment and when it's not needed in a certain time .
MaruPet Winter Pet Dog Clothing Coat,Warm Dog Four-Leg Jumpsuit for Teddy Pug Chihuahua Shih Tzu Yorkshire Terriers Papillon XLBack:15.5" Chest:20.5" B07LF98BSN