No pilling, protect the body, breathable and wear-resistant, do not hurt the skin 2. Adjustable elastic, easy to wear, anti-scratch and anti-vandal 3. The mesh design is adopted in the middle, which is breathable and not stuffy 4. Side zipper opening, easy to operate and easy to use 5. Safety lock, firm and not easy to fall off 6. Selected high-quality Oxford cloth material, scratch and wear resistance 7. Material: polyester + oxford cloth 8. Applicable weight: XS: 4-5.5kg, S: 4.5-8.5kg, M: 9-13.5kg, L: 14-20.5kg, XL: 21-30kg, XXL: 30-40kg 9. Size: XS, S, M, L, XL, XXL 10. Weight: XS: 120g, S: 160g, M: 220g, L: 320g, XL: 400g, XXL: 520g