Comply with SOLAS 1974 and latest amendment• Fabric Material: Polyester• Buoyancy: ≥ 150N• Size: 710* 340* 120mm• Accessories: Whistle• Foldable can be stored easily, There are buoyancyblock behind head, can keep head over water, Highbreak strength buckle, 400cm² reflective tapeSuitable for:• Weight: 43kg-140kg• Height: ≥155cm• Chest circumference: 1750mm• Certificate: CCS / EC