Easy InstallationTop and bottom clasps easily attach for secure fit to wheelchair. Snap the clasps in place then adjust the height of the strap. SafetyAdjustable straps position the tank off center to avoid patients head or back. Its lightweight, easy to use and folds into a small package to store. CompositionMade of easy-to-clean, heavy-duty, water-proof oxford cloth. Attaches with easy-to-adjust quick-release buckles.Available in standard and bariatric size to accommodate a range of wheelchair sizes. Universal FitsPerfectly fits all wheelchairs and walkers. With this oxygen tank bag, makes sure traveling with the large tank much easier in the cart. Extra SuppliesSturdy oxygen tank holder with nice mesh storage pocket on front for extra supplies. The pocket allows you to place books, bottles etc.