Product Overview: ‣ Water soluble HB graphite pencils designed for versatile sketching and shading. Key Features: ‣ HB hardness for balanced, medium tones. ‣ Water soluble for a range of artistic effects. ‣ Suitable for sketching and watercolor applications. Technical Specifications: ‣ Grade: HB ‣ Type: Water Soluble Graphite Pencils ‣ Material: Wood