It’s the highest quality impervious trauma/oxygen bag on the market. The outer shell is constructed of 22 oz. vinyl. The interior liner is constructed of nylon pack cloth and high density foam for equipment protection and stability. The dividers are fully adjustable and secured in place with hook and loop. Both the dividers and the liner may be removed for cleaning by hand washing with mild soap and water and then allowing it to air dry. This bag will hold a “D” or Jumbo “D” oxygen cylinder with access to the regulator through the end pocket. The Tuff Bottom provides an almost indestructible base. Four outside pockets surround the main compartment. There are two pockets on the front that feature multiple elastic loops and slot pockets. Inside the lid is a large zippered pocket. #10YKK heavy duty zippers are used throughout the bag and are reversed to eliminate wear on the coil therefore prolonging the life of the strongest zipper on the market. It comes with an adjustable nylon shoulder strap. It is available in royal blue, with a weight of 140 oz. and overall dimensions of 27”L x 15”W x 12”H.