1. High-density breathable mesh fabric, lightweight and comfortable
2. Vests-style design, flexible and unrestricted movement
3. Back with D-type traction rings, can be paired with a traction rope when going out
4. Three-dimensional cutting for free travel without restrictions
5. Sizes: XS: chest circumference 32cm, back length 20cm; S: chest circumference 37cm, back length 25cm; M: chest circumference 42cm, back length 30cm; L: chest circumference 47cm, back length 35cm; XL: chest circumference 52cm, back length 38cm; XS: chest circumference 57cm, back length 43cm