It made from polyethylene outer skin and polyurethane foam inner core. Cargo ships shall carry no less than the number or lifebuoys complying with the requirements of SOLAS. In compliance with requirements it is fitted with a buoyant line.
When being in used for operating the quick-release arrangement provided for the self-activated smoke signals and self-igniting lights, the lifebuoy have a mass sufficient to operate the quick-release arrangement.
Approbate Standard:
1. 1996 Amendments of the International Convention for the Safety of Life at Sea 1974.
2. MSC.48(66) the International Life-saving Appliance Code and MSC.207(81).
3. MSC.81(70) Revised Recommendation on Testing of Life-saving Appliance and MSC.226(82), MSC.200(80).
Quantity Required by Regulation 27:
| Length of ship | No. of Lifebuoy |
| Under 100 meter | 8 Pcs |
| 100 and under 150 | 10 Pcs |
| 150 and under 200 | 12 Pcs |
| 200 and over | 14 pcs |
