The Pregis EverTec mailer is a durable, curbside recyclable mailer that unlocks the power of paper. Its the only cost-competitive mailer that matches lightweight, padded functionality with curbside recyclability. Better yet, its the option you need to replace small boxes & the manual wrapping of items. EverTec will safely ship more items in less space, while protecting against damage & increasing packing efficiency. Thats the EverTec difference, yet another power-packed solution from your friends at Pregis. Seam Type: Side; Flap Type: Extension; Trade Size: #4; Security Tinted: N.