Reading Guide products are designed to aid students and adults with the following difficulties skipping words skipping lines reversing letters transposing letters losing your place re reading lines squinting concentration comprehension red watery eyes and reading fatigue Easily track print through transparent tinted window Each strip measures 7 25 x 1 25 Pack of 12 Features . Blue Reading Strip. 12 Per Pack. Pack of 2 Specifications . Color Blue. Weight 0 2 lbs