Shrink Wrap International Shrink Wrap Vent This Shrink Wrap International shrink wrap vent is designed to allow air to circulate within a shrink-wrapped product. The lightweight plastic and sturdy build allow this self-adhesive shrink wrap vent to be extremely durable and long lasting. By helping in preventing moisture buildup and mildew, this vent can be used in any climate. Features Lightweight Plastic Sturdy Build Helps Prevent Moisture Buildup and Mildew Self Adhesive California Residents WA