HP95(TM Hot! Stripe Pet Puppy Summer Shirt Small Dog Cat Pet Clothes Vest T Shirt Asian XS: Back Length :19cm/7.48"; Bust :30-34cm/11.81-13.39"; Neck :20-24cm/7.87-9.45" Asian S: Back Length :26cm/10.24" ; Bust :38-42cm/14.96-16.54"; Neck :24-28cm/9.45-11.02" Asian M: Back Length :31cm/12.2" ; Bust : 45-48cm/17.72-18.9" ; Neck : 29-32cm/11.42-12.6" Asian L: Back Length :37cm/14.57"; Bust :48-52cm/18.9-20.47"; Neck :32-35cm/12.6-13.78" Soft, comfortable and breathable, protect your pet from direct sunshine.