Pairs of dumbells: 5 pound pair, 12 pound pair, 15 pound pair, 20 pound pair, 25 pound pair, 30 pound pair, 35 pound pair, and a 40 pound pair. They range from 6 inches by 3 inches by 3 inches to 12 inches by 6 inches by 5 inches.
There's also an adjustable weight bench. It's standard and useful.