2 credit card pockets that expand to hold lots of cards. 2 quick access business card pockets. 4 writable business cards included. Dimensions (open) 3.25"h X 8"w X 0.125"d, 0.6 oz Tyvek is engineered to be tear resistant, water resistant, thin and durable. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.