Dear Customer,
In this Dumbbell combo package seven options are available like 5kg, 10kg, 15kg, 20kg, 35kg, 55kg, 60kg.
If you order 5kg, you get Two 2.5kg Black Color Hex Dumbbell. 2.5kgX2=5kg.
If you order 10kg, you get Two 5kg Black Color Hex Dumbbell. 5kgX2=10kg.
If you order 15kg, you get Two 7.5kg Black Color Hex Dumbbell. 7.5kgX2=15kg.
If you order 20kg, you get Two 10kg Black Color Hex Dumbbell. 10kgX2=20kg.
If you order 35kg, you get Two 17.5kg Black Color Hex Dumbbell. 17.5kgX2=35kg.
If you order 55kg, you get Two 27.5kg Black Color Hex Dumbbell. 27.5kgX2=55kg.
If you order 60kg, you get Two 30kg Black Color Hex Dumbbell. 30kgX2=60kg.