Looks Feadog but has a funny looking sticker on it. Sounds great!
http://comhaltas.ie/music/detail/comhaltaslive_311_7_kieran_flavin/
Maybe a Jerry Freeman Tweaked Mellow Dog…?
The Mellow Dog (well, mine anyway), has a clear sticker with Jerry’s name and a mouse. That’s a white sticker with a different symbol.
Does look like some king of tweaked Feadog though.
hmm - could be some kind of tuning tenon built into a Feadog. Sounds pretty good.
Maybe it’s an Cillian O’Briain improved whistle. I think the older ones had a white label. The new ones seem to look otherwise, according to pictures in
http://www.bigwhistle.co.uk