Sometimes you do need a heavy duty bag! These 4 mil poly zip bags work great for protecting documents and artifacts. The heavier poly weight gives you more cushioning, and the heavier bag will last longer. The poly is archival quality. It won't harm your items.
These Poly Zip Seal bags are handy for storing document sized items and small artifacts such as are placed into time capsules or general storage.
These bags are popular to use as a starting point for gathering time capsule items - just place similar items or items from each group into its own bag. At home, it's handy when you need to store lots of letter sized documents and receipts together. Any collector, museum, library, or archives will find hundreds of ways to use these Clear Polyethylene Zipper Bags. Usual ways to use the bags: Collecting things for your Time Capsule; Holding 9x12 Envelopes; simple bound projects such as a City Budget or Economic Forecast, a Yearbook; unbound papers such as a manuscript; books up to 8x10x2; Classroom storage of student work; Storing children's artwork at home; Notebook storage; notes and other items for Scrapbook projects; interim holding for papers and documents awaiting further classification or organizing.