Keep your notes as neat as your thoughts aspire to be. The Sun-Star IITEN Dividing Ruler is designed to slip perfectly into semi-B5 notebooks, helping you create structured layouts in seconds.

With its colour-coded holes, you simply line up the ruler, mark dots through matching colours, and connect them for clean, evenly spaced divisions. No guesswork, no lopsided diagrams—just tidy, efficient pages ready for study or planning.

Ideal for students and lifelong learners alike, IITEN takes the faff out of formatting, making revision notes, headings, lists, and diagrams look as orderly as they deserve.

Clever Details That Count

• Perfect Fit: Always sized for semi-B5 notebooks, so alignment is effortless.

• Colour-Coded Guide Points: Quick, accurate spacing without the mental maths.

• Organised Results: Pages stay structured, clear, and easier to revise from.

Details

• Size: W179 x H25 x D2.2mm
  
• Weight: 13g
  
• Material: PMMA
  
• Country of Origin: China