These safety specs can be worn for work but also look cool enough to be worn for pleasure . At £2.99 is 50 % off at the moment and available click and collect , you choose which Screwfix store.
" Distortion-free polycarbonate lens with 99.9% UV protection provides impact protection and reduces eye fatigue. Sleek, lightweight frames with rubber-tipped temples provide a secure and comfortable fit.
Grade 1F Impact Lens
Optical Class: 1F
99.9% UV Protection
Grade 1F "
They have a range of other designs also available from £1.39 to £11.99http://www.screwfix.com/c/safety-workwear/safety-glasses/cat850392?cm_sp=managedredirect-_-safetyworkwear-_-safetyspecs