have you ever been at home wishishing you could fine tune your skills but have no one to roll with look no more your best friend is here grappling bob is a high quality tool designed for those training in mixed martial arts. The grappling dummy is designed for training wrestling and ground techniques, including lifting and throwing, take down tactics and strikes from a ground position. The Dummy Bag Can be Weight Up to 40'' 25KG 47'' 25KG 59'' 35KG 70'' 35KG Made of Special Tough Leather Material it comes  UNFILLED