Protect important documents long-term in these acid-free, archival quality envelopes or use to organize everyday papers. Heavy-duty, PVC-free polypropylene resists tears and repels moisture. Tough, side-loading envelopes feature 1-1/4" expanding gussets that are big enough to hold more than 200 sheets of paper. Letter-size envelopes offer a hook-and-loop closure for easy opening and closing.
Heavy-duty poly envelopes resist tears, repel moisture and are available in bright translucent colors for easy organization. Gusset expands up to 1 1/4" to accommodate bulkier materials. Hook-and-loop closure is designed for everyday use. PVC free, acid free. Seam Type: Weld; Flap Type: Cheese Blade; Security Tinted: No; Opening: Open Side.