[English Manual]The product has an introductory manual (in English) that teaches you to draw some drawings, but it can't teach you to use it bit by bit. It applies to basic knowledge in the design of clothing. [Improve Work Efficiency]This fashion illustration rulers was a common tool for fashion designers to draw style drawings in their work. The design concept of this ruler is to save the time when the needs draft drawings. As a best gift for ! [Precise Humanoid Template]The template is based on the standard clothing stereoscopic mannequin as the prototype, the proportion of the human form template is coordinated, and the lines are accurate.Using it can quickly and accurately control the proportions of clothing style drawings and the size of each part. Note: Product Design Patent. [Why Template Ruler]For new designers; it can help you to draw a proportion of the style map, the left and right symmetry, the manuscript drawing is clean and the style structure is clear. For professional ; it can help you to save time to draw draft, improve work efficiency.