Blue Summit First Class Mail Envelopes 9x12, Large Double Window Envelope 9x12-100 Mailing Envelopes for First Class and Prority Mail with Security Tint and Peel and Seal, 9x5x12, 100 PACK$$Office

Pack of 100 First Class Mailing envelopes provides an ample supply for all your mailing needs, whether it's for business correspondence, marketing materials, or personal documents. Our 9.5 x 12 inch envelopes are equipped with a double window to display “From” and “To” addresses A strong self-seal guarantees secure closure with little hassle just peel and seal, offering peace of mind that your documents will remain intact during transit. Premium 28lb white wove paper presents a clean and professional appearance that's crucial for making a positive impression on clients, colleagues, and recipients. These sturdy envelopes are designed to withstand wear and keep the contents of mail private with dark blue security tint.