Halloween dog clothes are made from acrylic fibers. Warm, soft and comfortable, lightweight and breathable, protect your baby better. This pet pumpkin costume is recommended to be machine washable in cold water and with like colors on gentle cycle . Our Pet Halloween Pumpkin Sweatshirt is a great gift for your adorable pup, Happy Halloween. Measure your dog from base of neck to base from tail to back length. Size Information:XXS: Back length 24cm/9.45"; Chest 23cm/9.06"; Neck: 16cm/6.30". XS: Back length 26cm/10.24"; Chest 28cm/11.02"; Throat: 18cm / 7.09".S: Back Length 31CM/12.20"; Chest:32CM/12.60"; Neck:22CM/8.66". M: Back Length 35CM/13.78"; Chest 37CM/14.57"; Neck: 26CM/10.24". L: Back Length 45CM/17.72"; Chest 48CM/18.90"; Neck: 30CM/11.81".XL: Back Length 53CM/20.87"; Chest 56CM/22.05"; Neck: 40CM/15.75".XXL:Back Length 59CM/23.23"; Chest 68CM/26.77"; Neck: 46CM/18.11"