HP95(TM 2015 Summer Cute Small Pet Dog Puppy Cat Clothes Red/Violet T-Shirts Vest Summer Apparel Asian XS: Back Length :18cm/7.09"; Bust :31cm/12.2"; Neck :20cm/7.87" Asian S: Back Length :24cm/9.45"; Bust :37cm/14.57"; Neck :25cm/9.84" Asian M: 29cm/11.42" ; Bust : 43cm/16.93" ; Neck : 28cm/11.02" Asian L: Back Length :36cm/14.17"; Bust :46cm/18.11"; Neck : 36cm/14.17" Soft, comfortable and breathable, protect your pet from direct sunshine.