RESCUE SLING. The clever and exclusive design of the Rescue Sling consists in the retrieval line which is coiled on a reel : this avoids the line tangling or fouling, and makes the Rescue Sling the most efficient man over board recovery gear. Buoyancy of floatation belt : 10 kg, 40 m of yellow floating line, Yellow storage bag with clips for rail attachment, Weight: 1.700 kg, Breaking strain of floatation belt : 700 kg