Make your message bigger-than-life with adhesive vinyl decals from Signs2Trade.com. Think of them as bumper stickers, only bigger and in different shapes. Use them as storefront window enhancements, mailbox or trash can decorations or anywhere you need a medium term display that works just a well inside as it does outdoors. Need the particulars? Adhesive decals from Signs2Trade.com are made with 3.4 mil, intermediate PVC film with a grey-pigmented permanent adhesive.