These are made from 100% polyester. The outside is panne velour, a nice, soft velvety feeling fabric. The inside is made from a coordinating fleece, so soft against the fur. It is lined with a light stablizer to give added strength and support. They are attached at the neck and chest with velcro for adjustment. It also sports a clip on the middle back to attach a leash.
This size fits neck 13" - 16" and chest 17" - 20"