1.Standard: Requirements of 1996 Amendments to SOLAS 1974 and LSA Code and Resolution MSC.81(70). 2. Insulated Immersion Suit Material :CR expanded Neoprene Composite Cloth 3. Insulated Immersion Suit Size : S, M, L, XL 4. Insulated Immersion Suit Buoyancy: more than 142N 5.The body temperature will not be 2°C lower than normal temperature after immersing in the 0°C~2°C static water for 6h 6. Insulated Immersion Suit certificate :CCS , EC Wearing time: