Check the listing for details. Onn Memory Card Storage Case. Condition: New, Made in China. Listed at 12.00 USD. Keep, the Onn memory card wallet/storage case was made in China. It can hold and keep up to 4 SD cards safe at one time. It has a hard plastic outeer surface and a liner that absorbs bumps and shocks. The cards snap securely into the rubber interior. The case is new and still in its box, although the box has definitely seen some wear and tear.