Hints and tips:
...No sign of supermodels wearing sunglasses indoors....
...If you have a question for Luke about design and stylish living, email him at lukeedward.hall@ft.com....
...The vending machines have been retired and they will only be available to buy from Spectacles.com or within the Snapchat app....
...Details and tickets from live.ft.com Illustration by Harry Haysom...
...It is starting with a group of US retailers, including affordable luxury brand Kate Spade, sunglasses purveyor Warby Parker and clothes seller J Crew....
...The winner will also receive a pair of exclusive Lindberg sunglasses, with Zeiss lenses, worth £300....
International Edition