Laerdal The Bag II Disposable Resuscitator w/Infant Mask. Laerdal “The Bag” is a disposable BVM resuscitator. PVC construction and includes supplemental oxygen tubing. Includes the resuscitator with a child mask and pressure relief “pop-off” valve, supplemental oxygen tubing, reservoir, and an adjustable hand-grip strap. Not made with natural rubber latex. This item is available as a single BVM or in a convenient 12-pack. Make your selection by using the drop-down window above.