Economical, all purpose kraft mailers for shipping non-fragile items. Made with heavy-duty, double-wall paper that provide stiffness and protection against tearing and punctures. 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. Unique tear tape allows easy opening. Convenient self-seal closure eliminates the need for staples and tape and forms a water-resistant, secure package.