The FitRx SmartBell 9-in-1 Adjustable Dumbbell is a versatile home gym equipment that offers adjustable weights ranging from 5 lbs to 25 lbs. Made of durable black plastic material, this innovative dumbbell is designed for weight lifting and strength training. With its quick select feature, users can easily adjust the weight for a customized workout experience. Suitable for unisex adults, this adjustable dumbbell from FitRx is a practical and convenient option for those looking to enhance their fitness routine at home.