Perfect for colorful 3D projects. Square print on back Easy to clean and easy to build various models. Dimensions: B3: 20.7 x 15.0 inches (525 x 380 mm); Tsubo: 10.6 oz/yd2; Paper Thickness: Approx. 0.02 inch (0.4 mm); Square 0.04 inch (1 cm) solid line; Color swatch may differ slightly from the actual product.