| Feature: 1. Applicable movements, breaststroke opening and closing, kneeling posture kick, hip bridge, squat, side step. 2. Resistance belt, size M, 120lb, suitable for medium to thin body, those who need strong exercise, recommended weight, 40?45kg, recommended thigh circumference 40~45cm15.7?17.7in. The circumference is about 66cm26in. 3. Resistance belt, L size, 100lb, suitable for most beginners, recommended weight 55?65kg, recommended thigh circumference 45?55cm17.7?21.7in. The circumference is about 76cm29.9in. 4. Resistance belt, XL size, 80lb, suitable for medium radical body type, recommended weight 55?63cm20.9?24.8in, recommended thigh circumference 65?75kg. The circumference is about … | |