Assistant to Become an Autonomous Reader: reading strips allow children to highlight the sentence they are reading, so that they follow the text line by line and thus avoid confusion between lines. Ideal for beginning/dyslexic students or readers to promote concentration8 Bright Colors: Tracking rulers in different colors (red, green, blue, yellow, orange, transparent, transparent gray and pink red) can arouse interest students for readingProper Size and Durable Quality: Highlight strip (19*3.2 cm/ 7.48*1.26 inch) is equipped with a 8 mm/ 0.3 inch height window, which only shows a line of text at a time. Soft plastic quality ensures long life Various Applications: Reading rulers can be bookmarked, also good choice for teacher/parent to encourage students/kids to focus on reading in the family, classroom, office and libraryWarning: some children are too embarrassed by their motor difficulties to be able to drag these rulers along the page and manage to match the transparent window to the line . In these cases, it is better to highlight the lines in different colorsPackage contents: 8 pieces