DIMENSIONS: Large 10" x 13" booklet envelopes perfect for mailing documents without folding, ideal for business or personal correspondence MATERIAL QUALITY: Constructed from heavy 28 lb. white wove paper, providing durability and a professional appearance SECURE CLOSURE: Features a strong gummed flap that creates a reliable seal when moistened for safe document transit and storage DESIGN: Open-side configuration allows easy insertion of materials like catalogs, presentations, photographs, and documents QUANTITY & ORIGIN: Bulk pack of 500 envelopes manufactured in North America to ensure consistent quality and performance Elevate your mailing needs with these premium 10" x 13" Booklet Envelopes from Cashier Depot. Crafted from heavyweight 28 lb. white wove paper, these envelopes provide superior protection for your important documents, catalogs, and presentations. The open-side design allows smooth insertion of materials while preventing document folding, maintaining professional presentation. Each envelope features a reliable gummed flap that creates a strong, secure seal when moistened. Made in the USA, these envelopes deliver consistent quality and durability for both business and personal correspondence. The crisp white finish projects a polished, professional image for your mailings. Available in a convenient pack of 500, these versatile envelopes are perfect for organizing, storing, and sending your valuable materials with confidence.