Protect your most valuable trading cards with these highly durable, ultra-clear Diamond Corner Boxes by Ultra PRO. Each box holds up to 100 Standard size collectors cards and is constructed with the patented diamond corner design to prevent damage to card corners. The box utilizes snap-lock closures to keep the lid secure and finger slot side cut-outs for easy removal of contents. The boxes are also stackable, making them ideal for organization and storage of card collections.