From the Manufacturer Basics. Printed weight number on each end cap and color coded for quick identification.
Amazon Basics Neoprene Dumbbell Hand Weights 15 Pounds Pair Dark Grey
Neoprene Dumbbell Hand Weights 15 Pounds Pair Dark Grey
Basics Neoprene Dumbbell Hand Weights 7 Pounds Pair Light Grey
Basics Neoprene Dumbbell Hand Weights 5 Pounds Pair Green
Basics Neoprene Dumbbell Hand Weights 4 Pounds Pair Blue