Specification:Material: PU Polyurethane17.5cmx37cm/6.89inchx14.57inchPackage Includes:1 Punching Ball1 Air Pump. [SPECIALLY DESIGNED]: Desktop boxing punching bag is suitable for boxing, fighting, and other punching training, and for professional use in gyms, and workouts at home gym. [STABLE AND STURDY]: Stable without fracture, alloy spring steel, smoth steady, speed can keep up with; strong adsorption, seamless. [EASY TO Set]: The punching ball no screws needed to attach it to desk or countertop since it has a suction cup as a base,can easily it to any flat and smooth surface. [PERFECT TRAINING EQUIPMENT]: Boxing Speed Ball can help train reaction, agility, punching speed, skills, and hand eye coordination, home gym interesting workout. [PREMIUM PUNCHING BALL]: The speed bag is made of high premium thick PU, Polyurethane material, The sphere and body shaft is strong and sturdy, durable, has strong extensibility, high , and not easy to break
