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A set of coloured overlay reading aids with tracking line, Pack of 10 205 x 80mm 5 assorted colours, These coloured overlay text highlighters are about the size of an eight-inch ruler and have been designed to help overcome problems arising from scotopic sensitivity and other visual difficulties related to dyslexia. They have been proven to enhance comprehension, improve reading speed and help with focus and concentration. They are fully transparent with a tracking line at 1cm for underlining. The rulers can be trimmed to fit neatly into books or even cut in half to keep in a small dictionary. Size of ruler: 205mm x 80mm. Set of 10. 5 assorted colours. Each pack contains 1 red, 2 green, 3 yellow, and 4 blue reading rulers.
