Acrylic Sign Holder 8.5 x 11-inches 2mm Thick Wall Mount Ad Frame with Adhesive Tapes, Clear, Pack of 6, No Drilling (6 Pack Horizontal) FAST AND SIMPLE - No screws are required with our Sign Holders. Simply peel and stick the sign holder to any surface you desire HEAVY DUTY ADHESIVE - Four extra strong adhesive tape for each holder to display your signs on any surface without it falling off. Now with BONUS Velcro Tapes, allow you to change the insert more convenient! PROFESSIONAL - Our Crystal Clear acrylic sign holder is great for any classroom, wall, door, or professional setting 100% MONEY-BACK GUARANTEE - WittyOffice products are backed by 100% guarantee that you are fully satisfied with your product or receive your money back