Smead Poly Envelope, 1-1/4" Expansion, String-Tie Closure, Top Load, Letter Size, 5 per Pack, Assorted Colors (89501) Poly envelopes are a great choice for conveniently storing documents whether on the desk, in the drawer or on the go String tie closure for security and portability Durable poly material resists tears and repels moisture, making these envelopes ideal for the home, office or classroom Top loading file envelopes expand to 1-1/4" Includes 5 top load letter size (9-3/4" W x 11-5/8" H) poly envelopes with protective flap and string tie closure. Color assortment includes 1 each of blue, clear, green, purple and red. Blue, Clear, Green, Purple and Red per Package Acid free and PVC free 2" Expansion allows for greater capacity Great for research projects that require a greater amount paper Durable poly and secure string and loop closure insure you will never lose documents 1.25" Expansion allows for greater capacity