One Section Wing Chun Canvas Wall Bag With Striking Leather WCPU001 Enhance your enduranGet aggressions out - this wall bag will become your major stress rece, speed, and accuracy. Strike the wall bag with bare fists/palms. The thick synthetic leather surface is phenomenal for Iron Palm conditioning. High Quality and comfortable Striking leather surface SHIPPED EMPTY to reduce shipping price. Fill 80% of bag's capacity with different density substances for different resistances. You can use beans, rice husk, sand, corn cob, BB, wood shavings or the tears of your vanquished foes to fill the wallbag Get aggressions out - this wall bag will become your major stress reliever that takes your punches. Buy it for yourself and your boys and girls STURDY WALL BAG - thick heavy duty cotton canvas does not wear out easily, flap and high-quality zipper in the rear will hold the fillings for long time and D rings will help you mount it on the wall.