<p><b><i>Product advantages</i></b></p> <p><b>Product Quality</b> </p> <p>The handle of the dumbbells adjustable weight is made of high-quality ABS plastic. The material is very hard. After our many load-bearing experiments, it will not break. </p> <p><b>Safety and Environmenta Protection</b></p> <p>The outer side of the dumbbell is made of high-quality rubber and plastic materials, and the inner side is filled with cement. This adjustable dumbbell set has passed the testing of harmful substances such as benzene and toluene. It will not cause harm to human body, and will not produce peculiar smell. It has passed our many anti-fall tests and will not be damaged. Please rest assured to buy. </p> <p><b> Design Features </b></p> <p>High-quality weights dumbbells set non-slip diamond pattern non-slip wicking can help you hold the dumbells and feel soft. Avoid calluses on your hands, increase friction and prevent falling off.</p> <p><b>Customer Care</b></p> <p>We have a quality warranty service about adjustable dumbbells, If your package is damaged or lost parts during transportation, please contact us to re-deliver it. Our customer service will try our best to meet your needs. </p> <p><b>Dumbbell Weight</b> </p> <p>This barbell weight set is perfect for both upper and lower body building exercises, weights set for home gym or any place at any time, so you can always maintain a happy mood by using exercise & fitness dumbbells.</p> <p></p> <p><b>Multi-Functions</b></p> <p>Improve cardiovascular health.</p> <p>Improve muscular endurance.</p> <p>Increase bone density, decrease risk of fracture.</p> <p>Burn calories by raising heart rate.</p> <p>Increase muscle mass.</p>