SpecificationSport or Fitness Type - Indoor FitnessMain Color - BlackSport or Fitness Features - Adjustable WeightUse Case - GymFitness & Sports Function - Body BuildingMain Material - IronDetailsProduct Features - 5-in-1 Adjustable Weights - This space-saving adjustable dumbbell set combines 5 weight options in one compact design, delivering adjustable resistance for full-body workouts and progressive strength training1-Second Adjustable Weight Switching - Effortlessly adjust weights in 1 second with our user-friendly adjustable mechanism, perfect for fast-paced workout transitionsDual Safety Lock for Adjustable Weights - Secure dual-lock system stabilizes adjustable plates during intense workouts, ensuring safety across all weight settingsDurable Adjustable & Ergonomic Build - High-quality materials with adjustable-friendly handle design provide comfortable grip through all weight configurationsAdjustable Space-Saving Design - Our adjustable dumbbells take minimal space, ideal for co