Seamless side construction and double - glued bottom flap give added strength and security. Extra-strong kraft, double - fold top and bottom help safeguard corners and edges. Stiff construction facilitates insertion of soft items. Available with convenient self-seal closure. Unique tear-tape allows easy opening. Versatile - Convenient self - seal closure eliminates the need for staples and tape and forms a water-resistant, secure package. Satin gold kraft exterior has a premium look and is an excellent surface for custom printing. 100% recycled paper fibers with 10% post-consumer content. Mailers are reusable and can be recycled with mixed paper.