Next generation boxing slip bag engineered to develop pro-level head movement, reflexes, timing and striking precision Glove-shaped design provides the most realistic practice for slipping incoming punches Incorporate counter-punching into your defensive training - practice your parries and hit back against a moving target Revolutionary water-filled core with internal drop-stitch tethers feels like a real opponent and absorbs impacts to protect your joints Adjustable hanging system includes carabiners and an 18" - 32" extension strap – no noisy chains or twisty ropes High-performance neoprene cover and heavy-duty vinyl body are built to last; ideal for both commercial gym and home use Measures 7in diameter x 4in high and includes water-filling system and pump – everything you need to start training Patent-pending design