Comprehensive groups: comes with 20 pieces plastic rulers totally in 4 colors, yellow, blue, red, green, each color contains 5 pieces, enough for a group activity use, each ruler has 6 peg hole for hanging and easy to store
Material: these straight rulers are made of elastic and durable plastic, safe and no incisive edges, friendly to hands and skins, hard to scratch your hand, suitable for students and adults
2 In1 Design: these office rulers are designed with both metric and inches, the ranges of the measurement length are 0-30 cm and 0-12 inches, reasonable sizes are suitable for most uses
Wide applications: great for schoolwork or activities that require straight lines, and artists, designers, architects, engineers, students; Suitable for classroom, school, office, home and more usages
A nice gift: a great choice to share with teachers and students as a gift, easy to read the scale clearly, and can be accurately measured, won't easily fade, keep the colors and looks for a long time
