KeepFresh 6" x 8 1/2" Shrink Wrap Bags, 100 Gauge Clear PVC Heat Film, 500 Pieces Lot of 500ea. 6" x 8 1/2" Shrink Bags PVC film shrinks to fit. Recommended for a DVD Case or 2 CD Cases. Speed your packaging operations with these crystal clear bags in seconds. Place your product in bag and seal with heat gun.