Come and see our amazing products. The solid round steel fitness dumbbell is easy to use and store, which always meets your multiple need,even fitness beginners are very easy to use.It is a great choice for modify muscle lines and strong muscle fibers.One-handed operation design, convenient for fast changing dumbbells' weight during training.Just turn the handle with one hand,the dumbbell can save your time of changing different weight with both hands,enjoy the faster adjustment and gain better training effect. Pls confirm further with us if any query about packing info, inventory status and time schedule.