This product is a set of 50 assorted color blank envelopes, designed for business use. These envelopes are No.#10 size and can handle various materials for packing and shipping. With a unit quantity of 50, they provide ample options for sending out correspondence or important documents. The assorted colors give a professional and personalized touch to any business communication. Made for material handling, these envelopes are a convenient and practical choice for businesses and industrial settings.