Spiral Sketchbook GDD 135×205 mm 80 sheets — HAPPY COLOR

Spiral Sketchbook GDD 135×205 mm 80 sheets — HAPPY COLOR is a compact, spiral-bound sketchbook designed for everyday drawing, sketching and note-taking. Its 135×205 mm format offers a portable surface for quick studies while the spiral binding allows pages to lie flat and be turned fully for uninterrupted work. The paper is suitable for pencils, pens and light markers, making this sketchbook a practical choice for artists, students and designers who need a reliable sketching pad on the go.

Advantages

The sketchbook combines a space-efficient format with secure spiral binding so pages remain accessible and flat during use. With 80 sheets, it provides a balance between capacity and portability, allowing multiple sketches without excessive bulk. The paper surface accepts graphite, ink and light marker applications with minimal bleed-through when used appropriately. Its compact dimensions fit easily into backpacks, tote bags or portfolio cases for spontaneous sketching and note-taking.

Suitable for

• On-the-go sketches and field studies
• Quick concept sketches and design ideas
• Classroom notes and drawing exercises
• Pencil, pen and light marker techniques

Key specifications

• Format: 135 × 205 mm
• Number of sheets: 80
• Binding type: spiral binding for fully turning pages
• Paper suitability: pencils, pens and light markers
• Portability: compact size for easy transport

How to use

Open the sketchbook and work on one page at a time; the spiral binding allows you to fold the book back for a stable working surface. Use graphite pencils, ink pens or light markers appropriate for the paper weight—allow ink to dry briefly to avoid smudging. To preserve finished pages, consider inserting a protective sheet between drawings or removing completed pages along the spiral if needed. Store the sketchbook flat or upright in a bag or shelf to prevent bending.

Usage recommendations

For best results, test markers on a corner sheet to check for bleed-through. Use medium-soft pencils for shading and fine liners for detailed ink work. When carrying in a bag, place the sketchbook in a protective sleeve or cover to maintain page condition.