I’ll bet that the £3 3D glasses we used at the cinema last weekend are no less durable.
Tinners you ride faster in 3D specs too, and the drops are bigger
You do however look a tit
2 pairs sat at my post office, grr cant get them until Friday
StS – I used to use Steptoes for my lenses but I dont think they do Oakley anymore, best bet is an ebay seller, just use an established shop with good feedback for Oakley, or maybe try the same place you got glasses from
Night ride – clear
overcast – yellow permission