Size Chart:\r\n XS(Neck:18cm/7.08 inch; Back:15cm/5.91 inch; Chest:28cm/11.02 inch)\r\n S(Neck:24cm/9.45 inch;Back:18cm/7.09 inch; Chest:32cm/12.60 inch)\r\n M(Neck:26cm/10.24 inch; Back:22cm/8.66 inch; Chest:42cm/16.54 inch)\r\n L(Neck:28cm/11.02 inch; Back:26cm/10.24 inch; Chest:45cm/17.72 inch)\r\n XL(Neck:30cm/11.81 inch; Back:29cm/11.42 inch; Chest:50cm/19.69 inch)\r\n Material: 100% cotton.\r\n\r\nNOTICE: Dear Customers: Please measure the neck, chest,back of your pet before ordering. Most of return reason is item smaller than they want.Please allow sufficient space to stick two fingers between the measure tape and the dog\'s neck and chest. Advise to choose a bigger size for your pet.