This Letter size poly snap closure envelope gives you the storage space of a folder. It has a button flap closure to keep your papers from getting bent, spilled on, or lost among other documents. Ideal case for homework, documents, notes, coupons or photos. There is a white plastic button snap closure seal. Holds approximately 50-100 letter size sheets. Complies with Prop 65. 13.125" W x 9.5" H