[100% Polyester Material] Machine Washable, which is easy to clean ,do not need hand wash. Soft Fleece to Keep Your Small Dog Warm All Winter Long, Made with 100% polyester to keep moisture out like freezing rain or snow, and to help keep warm air in, so your dog always stays warm. This small fleece dog vest is safe, durable, and made to last. [Double D-rings For Leash Attachment] It features two D-rings on the back to use for walks. It is easy to attach the leash,There are two pieces of leather stitched well into the clothes ,so stronger than one o-ring fleece coat . One O-ring breaks down easily, you could lose your dog if the leash attachment is not strong. [Pullover Design] Our fleece dog vest is Easy On and Easy Off ,it is a pullover that you can quickly and easily put on your dog and head outside .There is no Velcro or zippers which would hurt your pets hair because it will take long time to preparing. Plus, elastic ribbing on the neck, no pressure and strangulation on the neck, giving the dog more space.