Super Strong Construction: Our standard brown kraft envelopes are crafted of heavy & durable 28lb paper for exceptional rip, tear & puncture resistance. Double Seal Design: Provides dependable security for work & personal mailing; features reusable dual prong clasps & gummed seals w/ tough adhesive glue. Catalog Orientation: Classic open end style enables fast, convenient stuffing for letter, legal document, pamphlet, coupon & other common mailers. Mailing & Storage Solution: 10x15" envelope size is perfect for both mailing & storing important paperwork, craft projects, stamps, dies & more Optimum Pack Quantity: With a pack of 10 clasp envelopes, avoid the clutter and waste of overstocking. Ideal for home, office, or school use. Ideal for those who need a manageable quantity of envelopes, providing a practical and economical solution Introducing the EnDoc 10x15" Envelopes with Metal Clasp & Gummed Seal - the perfect solution for your mailing needs! These high-quality envelopes are crafted from durable brown kraft paper, ensuring your documents and valuables arrive safely and securely. The metal clasp and gummed seal provide an extra layer of protection, keeping your contents secure during transit. With an open-end catalog orientation, these envelopes are designed to accommodate standard letter-size documents, making them ideal for business correspondence, invoices, or any important mailing. These envelopes are perfect for both personal and professional use, ensuring your mailings make a lasting impression. Don't settle for ordinary envelopes - choose the EnDoc 10x15" Envelopes with Metal Clasp & Gummed Seal for a touch of elegance and security.