The Tailpipe square framed bi-focal sunglasses combine a casual sporty sunglass with a bifocal reader. Now you can see your GPS, read maps, or read a restaurant menu without switching your glasses! They are also a perfect pair for all outdoor activities such as cycling, fishing, running, golfing motorcycle riding, driving, walking and reading at the pool! Full wrap frames protect your eyes 100 % from UVs, dust and wind perfectly. Available bifocal reading powers are +1.00, +1.25, +1.50, +1.75, +2.00, +2.25, +2.50, +2.75, +3.00 and +3.50.  Fits medium to large head sizes