SAFETY NUTS：The set contains four safety nuts. 4 in 1 Adjustable Dumbbell Set. 1 DUMBBELL. Unit Count 1.0 Count. Target Use Body Part Whole Body. Style Adjustable. The connecting bar is made of 5mm thick steel tube + 20mm thick high quality foam, which is soft, non-slip and sweat-absorbent, and the curved design is ergonomic to fit your neck and reduce the pressure on your shoulders, making you more comfortable during exercise.
