Specifications: Color Black Materials PU ABS Metal Dimension of Base 18.5" x 8.5" Adjustable Height Range 54"-62" Net Weight 11 lbs-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