Pelikan flexible rulers are great for withstanding everyday school life, from tossing into classroom drawers to accidental drops. Featuring both centimetres and inches as units of measurements, these rulers are 30cm long versatile for all measuring activities. The flexible material ensures the ruler can bend without breaking, and also feature rounded edges and corners. With 24 rulers in each pack, you'll get a mix of blue and pink rulers with fun motifs, making them a fun addition to your classroom.