Safe for even the most rambunctious of gamers, Koplow Games' Soft Foam Dice are a great gaming accessory or gift for any gaming enthusiast. These six-sided dice are available in a variety of colors and styles, and in the following sizes: 100mm, 16mm, 25mm, 50mm. 100mm Foam dice are offered in a four-pack, while 50, 25, and 16mm sizes are offered in multi-piece counter assortments (ask your retailer for availability)..