UNFILLED PRDUCT: This product comes unfilled like 99% of the dummies on amazon. It can be filled with used clothes, cotton, shredded material, or any filler material easily available from any of the fitness store. PRACTICE DUMMY: You can practice most of the games on it, wrestling, judo, BJJ, etc. Most common practices are arm lock, leg lock, defensive positions etc. COLOR AND SIZES: This dummy comes in size 70 inches for adults.ENFORCED STITCHING: Whole dummy is stitched with thick and strong thread, for more durability it has been stitched twice. Combination of polyester and cotton is used in the fabric to make it more durable.ANY ISSUE: Please message us for any problem or issue, we are always there to help and resolve any issue to make our customers happy.