This set includes two spiral-bound sketchbooks in A4 and A5 sizes, designed for versatile drawing and sketching needs. The A4 sketchbook measures 8.27 x 11.70 inches with 50 sheets, while the A5 measures 5.82 x 8.27 inches with 25 sheets. Each page is made from thick 80 lb/120 GSM paper, providing a durable surface suitable for various dry media such as pencil, charcoal, and markers. The paper features a smooth surface with a fine texture, allowing for easy coloring and shading without damage or warping. Micro-perforated pages enable clean detachment, making it simple to remove completed artwork. The spiral binding allows for 360-degree page rotation, offering flexibility during use. The hardcover provides protection and support, ensuring the sketchbooks are durable for daily use. These sketchbooks are ideal for beginners and experienced artists alike, perfect for practicing, sketching, and painting anywhere.