Robust writing tablet and practical separate storage box in one. Safe: Store documents protected against impact, dust, and splash water. Space miracle: For pads, documents, or catalogues and other items such as calculators, stopwatch, or tape measure. Ideal for those who work on the road: craftsmen, trainers, driving instructors, students, or inventory takers. Comfortable to hold: Features a practical carrying handle. Useful: Extra compartment for pens prevents them from rolling away. Clamp outside: Flat, stable clamp with recessed grip, clamping width approximately 0.8 cm. Clamp inside: Plastic, clamping width 0.3 cm. Housing is wedge-shaped, height above 5.3 cm, below 3 cm. Made of high-quality ABS plastic. Non-reflective: Surface is matte. Practical clip closure and sturdy plastic hinge. Storage box for documents in DIN A4 format.