Features: Suitable for most people: The foam board sign is delicate and simple, ideal for most people to use, portable for you to carry to other places easily, will give you good using experience. Considerate presents: If you have friends who need some art poster boards in the daily life, you can give them ours, they will like these gifts and feel happy. Specifications: Material: polystyrene foam Color: White Size: approx. 12 x 16 inches/ 30 x 40 cm, thickness is approx. 1/8 inches/ 3 mm Package includes: 100 x Foam boards Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays