展开-Soft comfortable and breathable materials provide a comfortable experience-Black iron sand on the inside can enhance the effect of exercise.-Two adjustable buckles can be adjusted according to the user's body shape-Reflective strips keep users safe at night-Fine workmanship and tight stitching ensure no sand leakage-Thicker and wider shoulder straps distribute stress evenly across the shoulders-Back pocket can be used to store small items like cards keys and cell phones-Helps you increase exercise burn more calories and build muscle-Can be used while running climbing exercising or even walking-Ideal for all sports enthusiasts● Breathable Fabric and Premium Filler - Made of high quality 2.5mm neoprene the weighted vest is soft comfortable and breathable. Therefore even if you wear this vest for a long time you will not feel hot or uncomfortable. In addition the interior is filled with black iron sand and will not cause damage to your body.● Thicker and Wider Shoulder Straps - The thickened and widened shoulder straps can evenly distribute the pressure on the shoulders and back ensuring you won't get hurt during your workout. Besides with exquisite workmanship and tight stitching the weight vests will not have the problem of sand leakage.● Adjustable Buckles and Reflective Straps - The weighted vest has two buckles on the front so you can adjust it to your body shape. Therefore there is no need to worry that the vest will fall off during exercise. The shoulder straps and back of the workout vest have reflective strips to ensure your safety even at night.● Integrated Storage Pocket - A mesh bag at the back of the weighted vest can be used to store small items such as cards keys and mobile phones. This way you can enjoy your workout without missing an important text or phone call. Don't worry the items will fall when you run because the elastic edges will keep them well.● Suitable for All Fitness Enthusiasts - This weighted vest will help you to increase workout burn more calories and build muscles. High quality materials keep the vests soft and elastic under extreme conditions and is ideal for all sports enthusiasts. Color - Black Product weight - 30 lbs Material - 2.5mm neoprene black iron sand