15 in1 Adjustable DumbbellsYou will receive a pair of 52.5 lb dumbbells, each adjustable in 15 different weights: 5/7.5/10/12.5/15/17.5/20/22.5/25/30/35/40/45/50/52.5 lbs, a set for a full body workout at home! 1 second weight adjustmentNo need to disassemble, just rotate the handle with one hand, you can easily realize the gear adjustment, free your hands, enjoy the movement.