the PacSafe is an adjustable high-tensile stainless steel locking device, designed to cover and protect a variety of bags and packs from tampering, pilfering and theft. Throw it around your pack, secure it to something fixed and get on with your adventure. Four sizes mean there's one to fit almost every type of backpack, soft-sided wheeled luggage or duffel bag. Designed for large packs, medium-sized packs with externally fitted gear, large duffels and soft sided wheeled luggage. Perfect for loaded trips or extended touring. The PacSafe 85 (our mid size model) was awarded Backpacker Magazine's coveted Editors' Choice Award. Weight: 1 lb , 10 oz Material: Steel Wire Comments: Fits volume approximately: 75 - 120 L / 4600 - 7300 in3 Folds to: 18 x 10 x 5 cm / 7 x 4 x 2 in