For Teenager/Kids using

1). Measurement: 63cmX28cmX32cm

2). N/W: 4.2KG /Pair

3). G/W: 6.1KG/Pair

4). Packing: one pair/carton

5). Container: 20'ft: 504 pairs/40'ft: 1064 pairs

Suitable weight:less 60kgs(about 30kgs/40kgs/50kgs/60kgs)

Functions:

Helpful circulation of blood

Growing up

Reduce weight

Bodybuilding

Benefit to your intelligence

Eliminate hemorrhoids