Outward Hound ThermoVest Thermal Heat-Reflective Dog Vest is the perfect way to help keep your dog warm and comfortable in cool and inclement weather. Thermal fleece and heat reflective lining help your dog retain body heat. Easy-access outer pockets allow for storage of essential items. Has D-ring clip for universal leash attachment. Side release buckles and ladder locks for maximum adjustability. 100% polyester blend

XS – Chest size: 21"; Weight range: 5-15 lb.

S - Chest size: 26"; Weight range: 15-30 lb.

M - Chest size: 31"; Weight range: 30-55 lb.

L - Chest size: 36"; Weight range: 55-85 lb.

XL - Chest size: 41"; Weight range: 85-100 lb.