Lookatool Pet Puppy Small Dog Cat Pet Clothes Vest Shirt Wing Apparel New 100% brand new and high quality. XS: Neck circumference 18cm/7.1". Bust 28cm/11.0". Length 19cm/7.5". S: Neck circumference 22cm/8.7". Bust 34cm/13.4". Length 23cm/9.1". M: Neck circumference 26cm/10.2". Bust 40cm/15.7". Length 29cm/11.4". L: Neck circumference 30cm/11.8". Bust 46cm/18.1". Length 34cm/13.4".