Polaroid PLD 0037/R/BB Blue Light ReaderThese Polaroid reading glasses are designed for men and women who seek optical comfort when studying and working. The blue blocking lenses protect the eyes from the light of electronic devices. The elongated temples make it possible to rest these glasses around the neck when not in use. As with all Polaroid glasses, style is a must: the pantos shape blends seamlessly with any look and comes in best selling colours. Available in five different focal