... pressure in the water.Size and Buoyancy:S 50-60KG chest 70-80cm Buoyancy 40N; ... ,communication,slimming and fitting ,etc).1.water sports series includes diving suit,surfing suit ,diving gloves and ... .outdoor sports ,slimming and keep fitting item series includes slimming shorts ,gym short,hiking suit, ... cover,anti-slip runner,etc.6.Supports accessory series includes aluminum strip ,touch tape ,zippers, ...