THREE POWERFUL SPRINGS: Ensures an effective and professional work out, allowing the punch bag to spring back into place quickly. FILLABLE BASE: Takes water or sand, making it heavy to keep in place when in use. When empty, it is easy to carry around.12 SUCTION CUPS: Placed on the base, adds extra grip and stability to keep the stand in place. STYLISH: A cool red and black design which looks great, wherever it is placed. FIRM PUNCH BAG: Effective enough for real play, and won't harm you. Please use appropriate gloves when in use. BASE MAXIMUM LOAD: 50KG WATER/60KG SAND. Please ensure that the base is filled up to prolong its life. HOMCOM 6FT Adult Freestanding Boxing Punch Bag Stand w/Fillable Base Absorption Springs Suction Cups Professional Work Out Home Gym. 60 x 60 x 180 cm; 16 Kilograms.