These dumbbells are delicately made of cast iron to provide long-term strength and are wrapped in a durable neoprene coating to form a soft, comfortable contoured grip for easy handling.Product name: Plastic Dipped DumbbellProduct material: environmental protection dip plasticProduct weight: 1 lb * 2, 2 lb * 2, 3 lb * 2, 5 lb * 2, 6 lb * 2, 7 lb * 2, 8 lb * 2, 10 lb * 2, 12 lb * 2, 15 lb * 2Specifications: a pairApplicable people: men and womennote:1. Please confirm the size and color before buying.2. Except for Dumbbell shown in product photos, other items are not included.3. Dimensions are measured manually. There may be errors, this is normal, please refer to the actual size, thank you.5. Due to different light and screen, the color of the product may be slightly different from the picture, please understand.6. If you find any problems with our products, please feel free to contact us via contact email. We will resolve your issue as soon as possible.7. Thank you for visiting our store, click to enter our store, there are more products to choose from.➤ Generally, the logistics is usually sent within 3-5 days, and the estimated arrival time is 15-20 days.