environmental wood material
2 different scales:inch scales and metric scales
Length: 12 inches/30cm
24x wooden rulers
Ruler with 2 scales:12 inches scales and 30 cm metric scales, it is handy for you to choose one of the scale for using.
Durable material: rulers are made of hard wood, smooth surface, no glitches,wood rulers are more environmental.
Wide applications: wooden rulers are not only suitable for home, office using, school students and teachers,but can be applied for experiments and crafts.
Large quantities:package include 24 pack wooden rulers can meet your need.
About scale:clear scale can be read easily.