olor code your files with four easy-to-spot colors. Heavyweight polypropylene provides durable rigid support for up to 3-1/2 of paperwork. Drop front panel provides easy access to contents. Ideal for storing large amounts of paperwork. Full-height side gussets keep pocket from catching on drawer rails. Made of durable tear proof and water resistant poly material Expands to 3-1/2 for extra storage One each of blue yellow red and green per pack