Functional Dumbbell Set : The 4-in-1 adjustable dumbbell set allows you to have a set of dumbbells, kettlebells, barbells, push-ups four exercise modes, which is easy to install. The weight plate adopts an octagonal design to prevent rolling and is easy to store. Anti-slip Design: The outer surface of the dumbbell grip is made of high-quality pe material, and the surface has an anti-slip texture, which fits the hand better, effectively prevents sweating and slipping, and is more stable to use. High Quality Material: The dumbbell plate is wrapped with high-quality thickened ABS material to reduce impact and not hurt the floor. The dumbbell plate is filled with iron sand mixture, which is safe and reliable. 44 Lbs Package List: 4 x 2.5 lbs weights, 4 x 3.5 lbs weights, 4 x 4.5 lbs weights, Dumbbell bars x 2, Barbell connector x 1, Kettle bell bar x 1, Push-up handles x 2, buckles x 8. Customer Service: Any questions about the dumbbell set, please feel free to contact us.