This throwbag was designed with fire departments in mind. Durable Mil Spec. stitching and rugged construction. Features include: * 1000 Denier Cordura shell * 1" heavy-duty web handle and support strap * 1" wide reflective tape for high visibility * 1" thick internal foam float * Holds 70 feet 3/8" Sterling floatline * Outside pocket for non-locking aluminum carabiner Choose from 4 types of Sterling 3/8" diameter Water Rescue Ropes. All water ropes are certified to NFPA 1983, 2006 edition for throwlines. Waterline smooth, bright yellow polypropylene sheath makes for easy stuffing and quicker deployment. 3,440 lbs. MBS Grabline "grip-able" waterline with a unique sheath construction. 3,282 lbs. MBS SafetyGlo Grabline same great "grip-able" waterline as above with reflective properties for low-visibility or nighttime water rescues. 3,282 lbs. MBS Swiftwater Response Rope high strength nylon sheath offers greater abrasion resistance and is durable for heavy use. Supple enough for use in throwbags and strong enough for use in river rescue haul system or boat lines. 4,000 lbs MBS (See Water Rescue: Rope section for details.)