But road safety experts say they should jettison the chunky wide-armed variety of sunglasses worn by Kylie Minogue, Paris Hilton and Victoria Beckham - as well as those with pink or very dark lenses.

I packed your sunglasses with the green lenses.

Children should wear real sunglasses (not toy sunglasses!) that indicate the UV protection level. Polycarbonate lenses are the most shatter-resistant.