What’s in the Box: This weights dumbbell set comes with 8 weight plates: Four 1.5 kg and Four 2kg plates with 1x Connector 2x Dumbbell Bars and 4x Non-Slip Nuts and Barbell (Adjustable 15.8” Long) USE: Multiple uses this dumbbell are ideal to exercise arms, chest, back, core, and legs. You can adjust this dumbbell from hand-held to barbell. There are 2 different sizes of dumbbell pieces for you to choose from. Anti-Slip: The non-slip foam wraps the connecting bar, increasing the friction between the palm and it. When converting dumbbells into barbells, the non-slip foam can protect the muscles of your shoulders and neck during weightlifting exercises. Multi-Weight Setting: Adjustable weight bar, you can adjust different weight classes. The PE dumbbells are filled with fine iron powder cement mixture to prevent the floor from wearing. How to use dumbbells to exercise? 1. Lift dumbbells with one hand to exercise arm muscles. 2. Lie on your back and use dumbbells to do chest pushes to exercise your chest muscles. 3. Use dumbbells to do pull-ups to exercise the shoulder muscles. 4. Use dumbbells to do weight-bearing squats, exercise leg muscles, etc. These Dumbbells by Eworld are meant to be Durable, Protective to the ground, Silent (no sounds like steel dumbbell) and Compact at the same time. Highlights Indoor Fitness Dumbbell: This newly upgraded indoor fitness dumbbell has adjustable weight and armrests, suitable for different strengths or different people. If you buy one, the whole family can use it. Very suitable for keeping healthy anytime Quiet Neoprene dumbbells: Smart dumbbells are made of paint, and the outer layer is covered with a non-toxic and odorless protective sleeve to avoid damage to the floor; they are silent and environmentally friendly, Home Gym & Environment Protection: For people who need to exercise at home, this dumbbell set is the best addition. The weight plates and the switching mode of dumbbells and barbells allow you to get the same exercise intensity as the gym at home. Multi-weight setting: This weights dumbbell set comes with 8 weight plates: Four 1.5 kg and Four 2kg plates with 1x Connector 2x Dumbbell Bars and 4x Non-Slip Nuts and Barbell (Adjustable 15.8” Long) You can adjust this dumbbell from hand-held to barbell. There are two different sizes of dumbbell pieces for you to choose from. Specifications Material Neoprene Colour Name 15KG Black/Orange Department Unisex Product Weight 15 KG Size 15 kg Shape Round