展开-Adjustable height for people of various heights-Tool-free adjustment for simple operation-180° quick rebound spring for continuous use-Thick and fillable base with suction cups for stability-Add water or sand to the base for enhanced steadiness-Suitable for the tile carpet cement floor or wooden floor-A pair of soft and comfortable gloves included for hand protection-Freely adjustable gloves for different requirements-Premium speed ball and soft anti-collision foam for safe use-Heavy-duty metal pipes for outstanding endurance-Good for agility training muscle building stress release etc● Adjustable Height - The freestanding reflex punching bag features 4-position adjustable height that suits people of different heights. With a rotary knob you are able to realize tool-free adjustment to save time and energy.● Thickened and Fillable Base - With 6 premium suction cups the punching bag can keep stable on various types of floor. Note - Please check here for the speed ball when you receive the package. Besides you can inject 62 lbs of water or add 80 lbs of sand to increase the steadiness.● Selected Quality Materials - This standing boxing bag has a speed ball made of wear resistant PU leather for better hitting experience. Moreover the anti-collision PVC foam enhances comfort. And the 180° quick rebound spring with no need to pull back ensures continuous exercise.● Multipurpose Design - Equipped with a pair of soft and adjustable gloves the reflex bag stand makes workout cozier. Thus you can enjoy professional boxing and aerobic exercise which helps you gain physical fitness and strong muscles. Also you can keep fit and unleash pressure by boxing.● Easy Assembly and Move - The free standing boxing bag comes with a detailed instruction for easy assembly. More importantly it is lightweight so that you can move it to any desired place easily. Wherever it is the height adjustable punching bag lets you start boxing simply. Color Black Materials PU ABS Metal Dimension of Base 18.5" x 8.5" Adjustable Height Range 54"-62" Net Weight 11 lbs