BACtrack breathalysers provide a way to easily estimate your blood alcohol content, anywhere and anytime.

Perfect for testing on the go, BACtrack Vio makes it easy to test yourself, friends, and family, and help everyone to drink responsibly over the summer holidays.

For your chance to WIN a BACtrack Vio, simply let us know what you do to enjoy yourself without the negative effects of too much celebratory cheer.

This competition closed on 1st March 2017.