Voberry Pet Dog Cat Puppy T Shirt Warm Hoodies Coat Clothes Santa Doggy Apparel please compare the follwing size with your pet size before you choosing them , measurement information(Converse:1cm=2.54") Size XS: Chest girth--30CM/11.81"; 	Back length--19CM/7.48"; 	Neck girth--18CM/7.08" Size S: Chest girth-- 	36CM/14.17"; 	Back length--24CM/9.44"; 	Neck girth--22CM/8.66" Size M: Chest girth--40CM/15.74"; 	Back length--29CM/11.41"; 	Neck girth--26CM/10.23" Size L: Chest girth--48CM/18.89"; 	Back length--34CM/13.38"; 	Neck girth--30CM/11.81"