The BCW Pro 4-Pocket page is an acid free archival quality product that is perfect for storing 3.5 X 5 photographs or postcards. This product features high clarity and top loading pockets with strong welds. BCW Pro 4-Pocket pages fit all standard 3-ring binders and albums. Use the 4 pocket page to protect store or dispaly your 3.5X5 photos and post- cards. - Holds 4- 3 1/2 X 5 1/4 Cards or Photos - Made of heavy- duty Polypropylene - Strong Welds - No PVC - Made in USA Dimensions - Page 8 7/8 x 11 3/8 - Pocket 3 15/16 x 5 1/2