Material: nylon rope, plastic buckle, metal plating and environmental protection
Specifications：
The S: bandwidth of 1cm, length 120cm, adjustable bust 28-45cm, weight 64 grams
The M: bandwidth of 1.5cm, length 120cm, adjustable bust 35-50cm, weight 106 grams
The L: bandwidth of 2cm, length 120cm, adjustable bust 45-60cm, weight 169 grams
The XL: bandwidth of 2.5cm, length 120cm, adjustable bust 55-90cm, weight 257 grams