This handy rescue device is perfect for any water adventure. Always go prepared! 50' rope in Kayaker's, 70' rope in Boater's. 7mm polypropylene float rope, 1600 lb strength. Foam insert assures the bag remains afloat. Drawstring and cordlock closure . Made of 420 D packcloth and 1000 D reinforcement. Side release buckle for secure attachment and rapid release.