ZIPAFILE® is a heavy duty Storage Bag with a reclosable zip closure. ZIPAFILE® is a great solution for organization of learning center materials and ideal for transporting reading and homework assignments while protecting the supplies from wear and tear. ZIPAFILE® is made of clear low density polyethylene, that is acid free and CPSIA Compliant. The zip closure are available is several color options: Blue, Green, Red, Yellow, Orange and White. ZIPAFILE® is available in a 6 count retail pack (with barcode).