QUAKE SHOOTING BAG SQUEEZE OR ELBOW SUPPORT The small rear squeeze bag is made for those minute adjustments when sighting in at the range, but also light enough tot carry in the field to be paired with a bipod. Containing our very own in-house mix of waterproof filler, our Quake shooting bags are available in three popular sizes for multiple uses and rock-solid support for any hunting or shooting situation. Each bag is made of a water-resistant briar proof fabric.