Available Sizes:
X-Small: (9-12 lb), 11 in L (Length of their back) x 12 in-17 in W (Chest Circumference) x 2 in H
X-Smal:l Long: 9-12 lb), 14 in L (Length of their back) x 14 in-19 in W (Chest Circumference) x 2 in H
Small: (15-30 lb), 17 in in L (Length of their back) x 17 in-22.5 in W (Chest Circumference) x 2 in H
Medium: (20-30 lb), 20 in L (Length of their back) x 21 in-29 in W (Chest Circumference) x 2 in H
Large: (30-55 lb, 23 in L (Length of their back) x 24.5 in-33 in W (Chest Circumference) x 2 in H
X-Large: (50-80 lb), 25 in L (Length of their back) x 31 in-41 in W (Chest Circumference) x 2 in H