O&C Pet Dog Reflective Jacket Raincoat. Waterproof rain jacket help to keep pets dry and comfortable in wet weather Elastic leg straps and adjustable Velcro belly strap ensure a secure and comfortable fit Added reflective strip on back provides extra visibility in the rain Made of 100 percent vinyl. As measured by hand, it is normal for 2-3cm difference, please understand and measured your pets' back length for the suitable size