25 #4 (9.5″ x 14.5″) Self-Seal Kraft Bubble Mailers Inside usable space – 9-1/2″ x 13″ Size may vary by 1/4″ on either side Includes Free Shipping to any US address. Self-sealing (peel and seal) Kraft bubble-lined mailing envelopes  Extra-sturdy golden Kraft Paper mailers lined with 3/16″ bubble Made in the U.S.A. Popular size for shipping hardcover books, magazines, up to 4 DVDs or other similar sized items. 1″ lip and tape self seal closure is hot melt adhesive covered with silicone coated release liner.    Kraft paper is 100% recycled (25% PCR). Minimum of 30% recycled plastics. Mark and Robin Le Vine