High quality A4 dyslexia overlay ruler is made of soft PVC, high transparency, non-toxic and odorless, scratch-resistant and drop-resistant, sturdy and durable, each cover layer has a matte and smooth surface, which helps to change the light condition. FunctionThe colored overlay reading tracking rulers makes reading easier. The use of soft colors and opaque reading lines can help reduce visual pressure and make reading faster and more comfortable. The reading ruler can help children and adults with dyslexia to read more conveniently and enjoyably. 6 colorsThere are 6 colors in the Guided Reading Highlight Strips . You can try various colors and choose the color that suits you best. When you are reading, the guide reading highlight bar with multiple colors can help reduce your vision Stress can help you focus on reading and make you interested in reading. What you get The size of the Colored Overlay Reading Tracking Rulers is 21 x 29.7cm and the thickness is 25 silk (0.25mm), which is very flexible, so it does not take up much space. The dyslexia bar is designed to help students and adults enhance their visual tracking skills and facilitate the reading of required sentences, which is very practical. ApplicationColour Overlay Set, suitable for people of all ages, and suitable for people who wear glasses, and school, home or office use. The reading guide belt is designed to help students and adults with the following difficulties: skip words, skip lines , Reverse letters, transposition letters, help dyslexia, so that you can relieve your fatigue and focus when you are reading. 6 PCS A4 Dyslexia Overlay Ruler, Colour Overlay, Dyslexia Reading Aids, Colored Overlays Reading Tracking Rulers, Guided Reading Highlight Strips, Reading Aid. Reading Guided Strips can improve the reading concentration and fluency. Using soft colors and opaque reading lines helps reduce visual stress, making reading faster and more comfortable. Features: Concentration: Our dyslexia coverage ruler can enhance visual tracking skills, blocks distractions, helps focus and concentration. Make Reading Easier:The colored overlay reading tracking rulers is designed to alleviate eye strain, making reading faster and more comfortable. helps to provide focus. Wide range of applicationsReading guides strips suit for children and adults, they have a wide application, which can be used in school, office and home. Specifications: Color: As shown Material: PVC Size: A4 size (21 x 29.7cm) Thickness: 25 wire (0.25mm) Package includes: 6 PCS x Dyslexia Overlay Ruler