The benefits : 1.Weight loss 2)improve body shape and definition 3) increased muscle mass strengh , endurance, poer and definition 3)enhanced flexibility 4) increased metabolism 5)injury protection 6)improved self esteem 7) improved aerobic fitness 8) improve coordination and agility 1) g.W/n.W:12/10kg 2) packing: color box+outer box 3) carton size:430x280x580cm 4) qty/container:432/20' 840/40' 1050/40hq