Thieves broke into Boots in Maidenhead High Street in the early hours of Saturday morning.
They gained entry at about 2.50am by smashing the front doors with a brick.
Seventy pairs of sunglasses were stolen.
Police are appealing for witnesses. Anyone with information should contact police on 101 or Crimestoppers on 0800 555111.
Top Ten Articles
A heartbroken woman mourning the shock loss of her young sister to cancer says she will struggle to meet the cost of her funeral.