Material: Polyester Product Category: Vest Color: Bat Size: S, M, L Category: Pet Clothing unit：CM Size Chest Circumference/cm Back Length/cm Suggested Weight/kg XS 28 20 1-1.5kg S 32 25 1.5-2.5kg M 38 28 2.5-3.5kg L 42 31 3.5-4.5kg XL 48 34 4.5-5.5kg 2XL 54 40 5.5-6.5kg