Quality material: made of high quality plastic, durable, not easy to break, the corners of the ruler are designed with curvature, will not hurt your hands, and it is eye-catching models for its color Material of quality: made of high quality plastic, durable, not easy to break, the corners of the ruler are designed with curvature, will not hurt your hands, and it is eye-catching models for its color Good helper study: geometric universal measuring templates, with different geometric patterns, such as hexagon, circle, ellipse, triangle, etc., and it is really an ideal learning assistant Wide applications: geometric template templates suitable for artistic design, split measurement, formwork and construction drawing templates, good learning tools for school and office Package includes: 2 x double scale construction ruler, 2 x construction template, 2 x geometric template, 6 pieces a u total; Each ruler has different patterns and scales to suit your needs. Set of 6 Plastic Measuring Templates, Geometric Templates, Drawing Rulers for Office and School, Building Formwork, Drafting Templates professional patterns: The pattern has professional designs, the corners of the ruler are designed with curvature, which is not easy to hurt your hands, each ruler has patterns and different scales, can meet your different needs. Extensive Applications: Rulers and templates suitable for home planning, mathematical geometric drawing, network technique, artwork, architecture, fractional measurement, useful supplies for drawing models in school and in the office. Specifications: Double scale construction ruler: 24.3 x 9.5 cm Construction template: 19.9 x 8.9 cm Furniture construction template: 19 x 9 cm Geometric drawing template: 22 x 10 cm Irregular geometric template: approx. 19.4 x 10 cm Package includes: 2 x Double Scale Construction Ruler 2 x Construction Template 2 x Geometric Template Warm Tips: To avoid stinging the eyes, please keep it away from children under 3 years old.