The personal device activates only when the noise exceeds a pre-set level – notifying the wearer that noise levels have become dangerous and to put on their ear- defenders.

 

Explaining why they’s decided to launch the promotion, Simon Bull, managing director of Castle Group, said: “With online annual sales increasing by 100% each year for the past three years, we’ve decided it’s time to give something back to the most important stakeholder in this company; our customers.”

 

www.castleshop.co.uk