inflatable life ring 1. automatic or manual inflator 2. light,easy to handle 3. flotage: 110N, OEM 4. in-built window ... ≥ 110N4. weight: 0.8kg5. Automatic/Manual6. It is around the waist when it is un-inflated,when it is inflated,it ... is around the neck. Advantages: Small size, light weight, comfort, easy use and suitable for offshore operation and personal protective device ...