MAUHOSO shooting rest bag filled is made of 1000D nylon,Good toughness, high tensile and compressive strength, can be used for a long time.Features reinforced stitching for excellent durability and grip, making it more suitable for long range precision shooting.Our shooting rest bags are already filled with colorless and odorless corn cob media for you, you can use it directly after receiving our package, no need to fill it separately by yourself!Inside our shooting bags are removable filler pockets that you can DIY to replace with other filler materials in light hunting applications. The connections are made with YKK waterproof zippers, so you don't have to worry about the shooting bag falling apart or getting deformed during use.The multiple handles on the gun rest bags are designed not only for easy carrying, but also for a variety of positions where shooting stability is required.