4 Sizes Available: coin storage case are in 4 sizes, the inner diamaters of the cases are about 24mm, 29mm, 34mm and 38mm; each size 2pcs. Outer size of the whole holder is about 8.4x5.9x0.8cm(3.3"x2.3"x0.3") Value Pack: package includes 8pcs coin collection identification boxes, sufficient quantity can satisfy your daily usage and replacement needs, you can share them with your family and friends, ideal choice for coin collectors. Protect Your Coins: the dollar coin holders are made of quality plastic, stable and trusty, will not scratch coins, resistant to dust, ensuring their long-term preservation to keep them in original state. Four-point Card Position: the fixed design of the four-point card position keeps coins in the securely and display your coins perfectly. No need to worry about coins being scratched and lost. Wide Applications: the dollar coin holders can store many kinds of coins, ususally used for award ceremonies, exhibitions, trade shows, gift presentations, home storage, etc. Perfect for storing, viewing, and exchanging coins.