This is the fastest, cheapest and easiest way to protect your Pokémon cards, Magic cards or other cards. These sleeves from the Ultra Pro brand are also called Soft Sleeves or Penny Sleeves. They got the latter name because they are so cheap. The sleeves are designed for standard sized cards with dimensions 66x92mm (such as Pokémon and Magic the Gathering). The sleeves are free of PVC and acid. There are 100 sleeves in 1 pack.