Double single, a new limited edition release launched Spring 2017 from Compass Box Whisky Company. Compass Box Double Single has been produced using just two components, one single grain whisky from Girvin distillery and a single malt Scotch whisky (72%) from Glen Elgin distillery. As you'd expect from Compass Box, this new blended Scotch whisky has been beautifully presented and bottled at 46% vol.