Mummy's have a transparent dark amber base with swirls of orange opaque glass throughout each marble. These marbles are sold in bulk quanities. There are approximately 80 to 90 of these 5/8" diameter marbles in a 1 pound bag. 500 count bags and 3000 count cases are approximate amounts. 3000 count cases take a couple extra days to ship out. Sizes may vary slightly. Warning!: Choking Hazard. This toy is a marble. Not recommended for children under 5 years.