Universal template, with different geometric patterns, such as hexagon, circle, ellipse, triangle, etc., and it is really a perfect learning assistant. You can use in art design, architecture, technique, fractional measurement, and drawing templates in school and office. Educational stationery drawing geometric combine template rulers, plastic . Great helper for students and learning use, also a practical and promotional gift for your child. Note: Not suitable for under 3 years , be careful of sharp parts. color:Green :plastic Package Contents: 6 x Measuring Rolling Ruler Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.