Minas Envelope 9" x 12" Booklet Envelopes, Heavy 28lb. White, Strong Gum Flap (MBK912NW)

Spacious Format – Measures 9" x 12", ideal for booklets, catalogs, brochures, documents, and more. Open Side Design – Side-opening layout allows for quick and easy insertion or removal of materials. Durable Construction – Crafted from 28lb white wove paper for strength and a crisp, professional appearance. Secure Seal – Features a deep gum flap for a strong, reliable closure to keep contents protected. Versatile Usage – Great for offices, schools, businesses, and mailing needs. Made in the USA – Proudly manufactured in the United States for trusted quality and consistency.