9 Pieces drawings templates measuring geometric rulers plastic draught rulers for school office supplies, clear green Various shapes: Using these rulers, you can paint geometric patterns like different sizes of circle, ellipse, square, which are handy drawing helpers.Main applications: They work well in architecture, network technique, fractional measurement, art design or as drawing templates for school learning.Green plastic: Made of quality plastic, durable and lightweight, it colour is clear green, fine to use at school or office.Specifications: Length: 18cm - 25cm Width: 9.4cm - 15cm Quantity: 9 pieces Package includes: 9 x Drawing templates Warm note: Because of manual measurement, please allow small size errors.