XiangxinC Winter Superman Dogs Warm Knitwear Sweater Puppy Coat Apparel Blue Round Neck XS,Length:24cm/9.4inch;Chest:32cm/12.6inch;Neck:26cm/10.2inch; S,Length:29cm/11.4inch;Chest:35cm/13.8inch;Neck:28cm/11inch; M,Length:33cm/13inch;Chest:46cm/18.1inch;Neck:33cm/13inch; L,Length:38cm/15inch;Chest:52cm/20.5inch;Neck:37cm/14.6inch. Please make sure to measure your dog for accurate sizing before purchasing to ensure the perfect fit. The size is manual measurement, there may be 2-3cm error.Please understand.