Double chamber inflatable life jackets

The basic information of the Double chamber inflatable life jackets Double Chamber Inflatable life jackets CCS Certified SOLAS Approved 1.Buoyancy≥275N 2. Weight: ≤1.5kg 3. Inflation time≤5s 4. float duration≥24h 5. Buoyancy loss: 0.5n 6.CO2 gas: 2*33g 7. Temperature: -30C ~ +60 C 8.Validity: 3 years 9.It by imports the TPU nylon material production the air chamber, nylon with coating outer shell fabric, double inflatable device ,the CO2 air bottle and mouth gas blow pipe