Grey Ghost Gear Overland Bag MultiCam. Made using insanely durable and long lasting materials and construction the Grey Ghost Gear Three Day Pack / Medical Pack will provide you with years of reliability and efficiency. For a great way to make sure you have one of the best packs the medical industry has to offer choose the Grey Ghost Gear 3 Day Pack / Medic Pack. Specifications for Grey Ghost Gear Overland Bag: Manufacturer: Grey Ghost Gear Length: 19 in Fabric/Material: Vinyl Package Contents: Grey Ghost Gear Overland Bag Grey Ghost Gear GTG5946-5: Overland Bag MultiCam