Feedback from our doppelgängers
“I’ve been really enjoying my doppel so far. It’s been fantastic as I operate in quite a high pressured environment where having a cool and calm head is invaluable.”
Jay - London, UK
"I love the doppel - well worth the wait. Now don't want to be without it. Thanks for inventing something so original that can make a difference in life."
Oliver, New Mexico, USA
"I got my doppel last week and I wanted to write and say that I’m very impressed! I’ve been working with it mostly on the calmer focus setting which I find to be excellent."
Katie - Oxford, UK
See what the press have been saying
Read all of our coverage here.