Quality Park Clasp Envelope, 28 lb Bond Weight Kraft, #90, Cheese Blade Flap, Clasp/Gummed Closure, 9 x 12, Brown Kraft, 100/Box - Rugged envelopes feature reinforced clasp design plus deep gumming on flaps for secure seal. Made of sturdy 28 lb. Kraft stock.
Designed for repeated use, double prong metal clasp is durable and eyelets are reinforced. Constructed from heavyweight 28-lb stock designed to give contents extra protection during mailing, storage and handling. Feature a moisture activated secure seal with deep gumming on the flap to create a permanent seal. Reusable, so you can substantially reduce purchasing. Heavyweight brown kraft stock protects contents during mailing, storage and handling. Unmarked and smooth, the windowless surface has plenty of space available for labeling, printing and writing.