Make sure your campaign message really sticks by mailing it in this stock cover 12″ sound mailing tube. With a client response rate 100% greater than non-sound mailers, this is an ideal advertising solution. It comes with a custom ten second sound message that plays when opened. Plus, the tube has room for literature, catalogs or products. A presentation clip in the lid even holds your business card. Product is available in several colors. No imprinting available.