Jiffy Padded Mailer, #0, Paper Lining, Self-adhesive Closure, 6 X 10, Natural Kraft, 250-cartonHeavy duty Kraft mailer features double folded corners and a double glued bottom. Uniform padded interior keeps fragile contents snug and cushioned. This product was made using wood sourced from a certified managed forest. Self Seal FlapConvient Peel and Seal closure. Seam Type: Side; Flap Type: Square; Trade Size: #0; Security Tinted: No.