Store and archive your valuable trading cards in Ultra PRO Toploaders with this clear, easy-to-use storage box made with archival-safe polypropylene material. Clear, see-through walls allow you to quickly check the contents to ensure you are pulling the right collection of collectible cards in Toploaders, while a write-on strip on top allows you to label and easily identify the right set. This Toploader Box is sized to hold Toploaders from 35pt to 360pt thickness. Box is also sized to hold ONE-TOUCH displays 35pt to 360pt. (Toploaders and collectible cards not included) Holds up to 30 Ultra PRO 3" x 4" Regular or Premium ToploadersHolds up to 20 Ultra PRO 3" x 4" Super Thick ToploadersCan also hold Ultra PRO ONE-TOUCH displays 35pt to 360ptWrite-on strip for easy archiving and Self-locking lid keeps content secureUse with 3" x 4" Toploaders or ONE-TOUCHES, 35pt to 360pt