Mosunx(TM)Hot!Pet Dog Puppy Winter Warm Coat With Bowknot Design Hooded Clothes This warm coat keeps your fur baby comfortable and warm during the cold winter XS: Back length:18-19CM/7.09-7.48" ;Chest:26-28CM/10.24-11.02" ;Neck:17-19CM/6.69-7.48" S: Back length:23-24CM/9.06-9.45";Chest:35-37CM/13.78-14.57";Neck:22-24CM/8.66-9.45" M: Back length:28-29CM/11.02-11.42";Chest:41-43CM/16.14-16.93";Neck:26-28CM/10.24-11.02" L: Back length:33-34CM/13-13.39";Chest:49-51CM/19.29-20.08";Neck:30-32CM/11.81-12.6"