The weight plates feature an all-new design, allowing users to add more weight to dumbbells to maximize weight capacity, for superior strength and quality workouts. Non-slip, wear and drop resistant. The design protects sports floors from damage from falls from a height, enhancing confidence while lifting heavy weights. Eco-friendly, non-toxic, healthy without hurting the floor or hands. Elaborate design, easy to use, and can build muscle at any time to achieve the perfect shape.