Poly String and Button Booklet Envelope is made of tough, brightly colored polypropylene for long-lasting durability. It features gusset that expands up to 1-1/4" to accommodate bulkier materials. Envelope's heavy-duty, string-and-button closure is designed for everyday use.
- Tough, acid-free, brightly colored; ideal for the home, office or classroom
- Expands to 1-1/4" to hold up to 200 sheets
- String-tie closure to secure contents
- Durable poly material is tear-resistant, water-resistant and easy to clean
- Closed on 3 sides for security and portability
- Clear polypropylene envelopes come in a pack of 5 envelopes.