HYFAN Canvas Wall Bag for Wing Chun Kung Fu Boxing Training Punch Striking Sand (White)

The enhanced canvas bag, material: canvas + galvanized copper button ( Not Rust ), size: 15.7" x 15.7" ( 40 x 40 cm ) The wall bag is made of durable 100% cotton canvas, soft and thick Net weight: about 200 g ( filled about 7 kg ), filler is not included, you can fill the bag with rice, beans, sand, etc This Wall Bag is great for Wing Chun or general Kung Fu practitioners, it is a good workout tool for home or gym use. It's also a good tool for stress relief, relaxing shoulder and whole body