Your sunglasses will come in handy in this beautiful weather. It could just be that your sunglasses protect your eyes less well than you think. Scientists from Brazil warn about the 'expiry date' of your sunglasses.
Sunlight can degrade the UV protection of your sunglasses. It is therefore best to replace your sunglasses every two years. In tropical countries sunglasses have a harder time, the sun strength is higher there and also remains higher in winter.
Our sunglasses may therefore last longer than two years, but if you are still looking for an excuse to buy new sunglasses…