Ideal for studying, presenting, and list making Quality engineering with precision cuts for a uniform size. Ruled design helps you write clearly and neatly. 3in. x 5in. is the perfect size for your projects and note taking. Excellent tool for studying and making quick references. Eco-conscious choice - has one or more meaningful eco-attributes or eco-labels. Product contains 10% postconsumer recycled content. Office Depot Index Cards & Accessories part of a large selection of office supplies. Office Depot(R) Brand Ruled Index Cards, 3in. x 5in, White, Pack Of 300 is one of many White Index Cards available through Office Depot. Made by Office Depot.