PowerMax Fitness Dumbbells Set for Home Use, Gym Use PowerMax Fitness Dumbbell set with non-slip grip for home use grips on the bar with anti-slip processing is not easy to drop down and to hurt yourself. Adjustable weight plates is available for multiple workout options. Sturdy double insurance screws will not loose unless you unscrew and stabilize the weight plates very tightly. A great and practical addition for fitness workout, muscle-building, and fat-losing at home. The bars are also durable and solid, able to bear weight plates without any problem.