{"product_id":"zljsp0260","title":"21 in. Water Punching Bag PVC High-Rebound 70-80 Percent Water Fill Adjustable Metal Chain Safety Buckles Indoor Outdoor","description":"\u003cp\u003eReplace the noisy sandbag with a quieter more realistic training tool using this 21 in. water punching bag, engineered for serious boxing trainees, apartment-gym boxers, and fitness-focused users who want real-feel impact without shaking the ceiling of the tenant below. The innovative water-fill design moves straight on impact and arcs on off-center hits, stimulating straight fist and swinging fist attacks so the bag trains real dodge reaction rather than the static unresponsive feel of sand-filled budget bags. Premium PVC materials with humanized design deliver comfort while water filling mimics the give-and-swing of a real human opponent, and the high-rebound body echoes your punches back with authentic feedback. Critically, the water-filled construction generates dramatically less noise than chain-sand bags¡ªessential for apartment gyms, townhouses with shared walls, and garage setups near sleeping kidsft bedrooms. A recommended fill volume of 70-80 percent lets you dial in weight and difficulty: lighter fill for speed work and conditioning rounds, heavier fill for power training and kick practice¡ªa fill flexibility that single-weight sandbags cannot offer. Practice jab, cross, hook, and uppercut combinations on the same bag; the water-filled design suits beginners learning form, fitness enthusiasts chasing calorie burn, and professional boxers refining technique.\u003c\/p\u003e","brand":"BESTCORE","offers":[{"title":"Default Title","offer_id":59511872717086,"sku":"ZLJSP0260","price":88.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0709\/5772\/8030\/files\/1_83dd38ae-7b3b-44e4-807f-ec5fac45a28b.jpg?v=1782405474","url":"https:\/\/www.us-bestcore.com\/products\/zljsp0260","provider":"Bestcore","version":"1.0","type":"link"}