Blu Tack®'s adhesiveness increases over time so take extra care if it's been on there a while. We'd recommend rolling it gently as you can then using what you can get off to dab any remaining bits.
How do you get Blu Tack® out of hair / clothes / carpet?
FAQ
HAIR: Pour a decent amount of baby oil onto the area where the Blu Tack® is stuck. Work the baby oil into the Blu Tack, but don't try and pull it out yet! Leave the baby oil to soak in for about 5…