Black & White Folding Ruler – Bookmark Scale Ruler 30cm

2-in-1 Folding Ruler & Bookmark – Your Desk Essential

Meet the clever little tool that does double duty on your desk and in your books. This Black & White Folding Ruler combines a precise 30 cm (11.8") straight ruler with a compact folding design that doubles as a handy bookmark — perfect for students, artists, architects, and office professionals alike.

Key Features

• Multifunctional Design: Use it as a straight ruler for drawing and measuring, then fold it down to slip into your notebook or planner as a bookmark.
• Compact & Portable: Folds down to just 16.5 × 3 cm (6.50 × 1.18 in) — fits easily in a pencil case, bag, or pocket.
• Full 30 cm Scale: Unfolds to 30 × 1.5 cm (11.81 × 0.59 in) for accurate measurements and clean, straight lines.
• Durable Plastic Construction: Made from sturdy, lightweight plastic that resists warping for consistent measurement accuracy.
• Sleek Black & White Aesthetic: Minimalist monochrome style looks great on any desk and pairs well with any stationery collection.
• Everyday Versatility: Ideal for school, office, sketching, drafting, journaling, and more.

Specifications

• Material: Plastic
• Folded Size: 16.5 × 3 cm (6.50 × 1.18 in)
• Unfolded Size: 30 × 1.5 cm (11.81 × 0.59 in)
• Color: Black & White
• Package Includes: 1 × Folding Ruler
• Made in Mainland China

Note: Due to monitor differences, actual color may vary slightly from images. Please allow 1–3 mm measurement tolerance due to manual sizing.

Pair It With More Great Stationery

Looking to complete your desk setup? Check out our Gravity Electric Grinder Set for the kitchen, or browse our 10 Elegant Alloy Hair Clips for stylish accessories. For more creative tools and supplies, explore our full Arts & Crafts collection.

For tips on effective study and organization tools, visit the U.S. National Library of Medicine for research and educational resources.

Frequently Asked Questions

Q: How long is the folding ruler when fully unfolded?

A: When fully unfolded, this plastic folding ruler measures 30 cm (approximately 11.81 inches) in length and 1.5 cm (0.59 in) wide — perfect for standard drawing and measuring tasks.

Q: Can this folding ruler be used as a bookmark?

A: Yes! The folding ruler is specifically designed to double as a bookmark. When folded, it measures just 16.5 × 3 cm, making it slim and lightweight enough to tuck neatly between book or notebook pages.

Q: What material is the folding ruler made from?

A: The ruler is made from durable, lightweight plastic. It is resistant to warping, ensuring consistent and accurate measurements over time. It is also easy to clean and carry.

Q: Is this ruler suitable for professional drafting or architectural drawing?

A: This folding ruler is ideal for everyday drawing, sketching, and office use. While it works great for students and general drafting tasks, professional architects may prefer a more specialized scale ruler for precision work.