If you are looking to hone your slipping, bobbing, weaving, reaction time and speed skills, you must have the Title Boxing Professional Weighted Swing Training Slip Ball. The weighted slip ball has been used for decades by professional athletes and amateur boxers to sharpen their defense prowess. The leather ball is filled with weight material to about 8 lbs. and has a size of 7" x 4". A decades old training staple that professional and amateur boxers and combat sport athletes have used to hone their slipping, bobbing and weaving skills, reaction time and speed. Realistic size 7” x 4” leather ball is filled with weighted material to about 8 lbs. Comes complete with an extra-long 54” length braided nylon hanging rope with S-hook to attach to doorway, ceiling, overhang, or steel pipe. Same size as boxing glove for more realistic action. Swinging at different velocities can increase or decrease speed. Not developed for punching or striking.