PREMIUM MATERIALS -- mini chalkboard signs are made of quality dark matte black plastic material, durable and waterproof, not easy to deform or break, the smooth surface will not hurt your hands and write smoothly. WRITERABLE AND ERASED -- The rewritable feature makes these tabletop labels more convenient to use. You can write the seat number or food name on the food labels of party buffets, just wipe with a damp tissue or wet cloth, or rinse directly with water. Easy to scrub without leaving a mark. (Note: Eraser does not apply) QUICK DRYING -- Mini blackboard signs provide a smooth writing experience, you can write any character on it and even draw freely, let your unique ideas form a beautiful landscape on your desktop. Party food labels dry quickly without getting hands dirty. ERGONOMIC DESIGN -- These tabletop chalkboard sign adopts L-shaped design,viewing angle is comfortable with designed of ergonomic 70angle display. Simple and functional design easily matches most decors. MULTI-SCENE USE -- Total 20 pack of 4 x 3 inch table chalkboard signs with a white color erasable pen are enough for most of daily use needs. These small chalkboard tables are perfect for buffets, weddings, parties and other special events. As wedding signs, food chalkboard signs, table numbers, price tags, table reservation signs, food name tags, location cards, plant decoration signs, food labels, florists, events, cafes, bakeries, etc..