Whether you're traveling, hiking, cycling, climbing, golfing, fishing or simply enjoying a day out, it easier for you to enjoy.Made carrying your oxygen concentrators much easier. Equipped with thickened shoulder straps, Inner band keeps oxygen equipment in place, easy to transport your oxygen machine outdoors, hands free.The mesh design ensures the ventilation and heat dissipation of the battery during operation, extending the life of machine. 11"W x 8"L x 14"H. Compatible with Inogen One G3, Inogen One G5, Inogen Rove 6 oxygen concentrators.The transparent flap for buttons and reading settings, viewing display screen. Nasal cannula or charging cord can come out from both sides of the top or from 3 hose outlets. Bottom compartment for you to carry extra batteries, wallet, Water bottle etc.Reflective strap for safety warning, make life easier. Made of 600D oxford mesh, tear re-sistant, wear-resistant.