Holds 2-1/2" x 3-1/2" (63.5 mm x 88.9 mm) standard size cards with UV Protection. Two-piece ultra clear holders with snap-tight closure and minimal trim. Can be stacked for easy storage and transport. This holder provides UV- Resistant, No-PVC and acid free protection. Made with PVC-free and acid-free materials. UV Protection, No PVC & Acid Free Holds Standard size cards up to 2-1/2" x 3-1/2" Snap-lock fit Stackable Ultra clear