Seal-It self-sealing, water resistant White Chipboard mailer that makes sure to prevent your photos and documents from bending or getting crushed. Kraft mailer is made with 35% post consumer content and is also 100 % recyclable material which is 9 inches x 12 inches in size and 30 mailers per pack. The tear strip closure makes it convenient to use and tamper-proof. Provides protection to important documents and photographs during mailing or transportation. The packaging Envelopes are lightweight and are appropriate for shipping.