STASTORE OPTICAL CLARITY PLEXI GLASS. Unlike other brands who falsely claim high quality while providing products made of a cheap extruded acrylic, our heavy-duty acrylic frames are made from the Cell Cast Acrylic. Cast Acrylic (often called plex-glass) is more expensive but has the highest clarity, excellent resistance to the aging process and will remain transparent and will not dim or turn yellow under continuous exposure to the sunlight. • SELF STANDING ACRYLIC FRAME: Slant-Back Acrylic Sign Holder securely stands by itself on any table, desktop or shelf. Office Major acrylic frames designed with a very stable base, not easy to tip over or get knocked off by a light wind when used outdoors. CONVENIENT LOADING: Easily slide your ad into the frame from the left or right side. Easily stackable acrylic display stands for compact storage. • MULTIPURPOSE TABLETOP DISPLAY: Get attention by displaying your advertisements, certificates, signs, menu, announcements, photos, brochures and more in a superior way. Can be put in various backgrounds and locales: home, office, hotel, school, restaurant, bar, exhibition, fair, trade show, wedding reception, photo display etc. You can use them both in vertical and horizontal positions. • STRONG & DURABLE SIGN STAND. Cast Acrylic material is stronger, harder to crack or scratch, and has a better resistance to crazing when exposed to solvents. In simple words, you will get a shatter-resistant hard-to-crack heavy duty sign holders that will not let you down when you most need them and will serve you for years to come. You will also receive them in a safely packaged box with extra protection, each acrylic sign holder individually wrapped. • PROFESSIONAL: This slant back 6 x 8-Inch sign/Brochure holder is made of clear acrylic with 1.8 mm thickness