Sand bag Trainer shell with Filler, Without filler or Filler only 6 Comfortable padded Handles. Heavy duty 22oz polyester coated vinyl. Handles triple stitched with leather reinforcement. (Shell only. Does not come with filler or sand) Used by MMA, Football and CrossFit athletes. An excellent design for functional sandbag training. Measures: 27 length x 9 diameter. Can be filled with combinations of sand "Filler" bags or with any combination of three "Slammer" medicine balls. The Max weight of the Standard Shell can be 80lbs of sand, two large filler bags with 40 Lbs of sand each or 90 Lbs of Slammer Balls 3 x 30lb Slammer Balls. Perfect for: Most traditional strength training exercises those that want more sand shifting an options in loading from 20 to 80 pounds. Crossfit and complex training and functional based exercises. NOTE: You will need a filler(sold separately) to fill the sand in and then insert the filler in Sand Bag Trainer shell. DO NOT FILL THE SAND IN SAND BAG TRAINER WITHOUT A FILLER.