Single 2 catties (equivalent to 1kg) color randomly, Total weight of 4 catties (2 catties * 2 pieces) jumping and fucking young and elderly people, Total weight 6 catties (3 catties * 2 pieces) 80% choice, Total weight of 8 catties (4 catties * 2) strength basic female, Total weight 12 catties (6 catties * 2 pieces) Advanced women's choice, Total weight 16 catties (8 catties * 2 pieces) Advanced men's choice, Total weight 20 catties (10 catties * 2) Advanced strength training for men and women
