Two-piece ultra clear box with double wall strength, 2-Compartment. Sized to hold: - ONE-TOUCH magnetic holders up to 360pt - 3x4 Toploaders up to 360pt - 1-Screw Screwdowns - Recessed Snaps - Mini Snaps Holds 300 Standard size cards up to 2-1/2" x 3-1/2" in Ultra PRO Card Sleeves (81145) Can also hold 100 cards in Ultra PRO 3x4 Regular Toploaders (81222) Square corners with double wall strength Ultra clear and stackable No PVC / Acid Free