Size M : Neck: 9.1 in; Back: 7.9 in; Chest: 12.5 in; For weight 3-4 lbs. Material: Super soft and warm fleece wool cotton material. Fashion sign: 1.) There is text card decoration on the back of the coat. 2.) Soft fleece lining. 3.) Open front vest with snap button closure, easy to wear. Features: Keep warm, windproof, cold resistance. Occasions: Daily wear, a gift (Christmas/Birthday) for your dogs/cats for the coming winter or wearing in cold weather in autumn. (morning/evening).