Weight: takes 1 2 3 5 10 20 50 kg
Tips: the product is empty, you need to fill!
Material: Neoprene fabric, red reflective strip.
if filled with ordinary sand around 5-8KG! Metal particles about Weight?
Intermediate ribbon width adjustable, suitable for many people!
Suggestion: the early use of sand (sand everywhere) can not meet the fitness requirements, can buy metal bead replaces a part