Boxing Punch Speed Ball Bag | Retro Vintage Model Vintage yet you can take it to any gym task and practice. Color: Tan Regulation size: 5 Material: 100% Cow leather bag Material Thickness: 2.10 mm Lining: Latex, Cotton and Polyester Fitting: Solid brass cast and rod. Another classic yet modern playing version for present day retro lovers. Yes, its a newly made old style of boxing punch bag ball. Its a size 5 and can be made in any size you wish. Yes, we recommend this pair for action sports as well. It can serve both purposes of playing and decoration as well. Also, please mind that its a same high quality cowhide tan leather and its water tanned like all our other leather products.