Pet cat clothessize Neck circumference Back length bust XS 20 20 30 S 24 25 35 M 28 30 40 L 32 35 45 XL 36 40 50 XXL 40 45 55 UNIT: CM 1. Asian sizes are 1 to 2 sizes smaller than European and American people. Choose the larger size if your size between two sizes. Please allow 2 3cm differences due to manual measurement. 2. Please check the size chart carefully before you buy the item, if you don't know how to choose size, please contact our customer service. 3. As