The Shake Weight 2.5 lbs White & Chrome Exercise Arm Toning Workout is a unisex dumbbell designed for strength training and weight lifting. Made of plastic, this fixed weight dumbbell features a unique shaker design to help users engage more muscle groups during their workouts. The sleek white color and chrome accents give it a modern and stylish look, making it a practical and attractive addition to any fitness routine. This one-piece set includes a 2.5 lbs dumbbell, perfect for toning shoulders and chest muscles.