XS: Length: 8" - Chest Girth:  11-13" ***(approx. 2-5lb dog weight)
Small: Length: 9" - Chest Girth:  13-15" ***(approx. 6-10lb dog weight)
Medium: Length: 11" - Chest Girth:  15-17" ***(approx. 11-16lb dog weight)
Large: Length: 12" - Chest Girth 16-18" ***(approx. 17-24lb dog weight)
XL: Length: 13" - Chest Girth 18-20" ***(approx. 24-30lb dog weight)

Grey tee with turquoise designer parody backpack design.  Embroidered design using the finest Pima Cotton from Peru.  Machine washable, stretch fabric.