Members of the Ogwen Valley Mountain Rescue team will take part in a New Year's Day swim to help raise money for new equipment.
The rescuers will take a dip in the Snowdonia lake, Llyn Ogwen.
They're hoping to raise enough money to buy an industrial-strength dehumidifier to dry out their equipment after rescues,
More top news
Hundreds of people dressed as santas and elves have been in Cardiff this afternoon, taking part in 5K run to help raise money for charity.
Former Plaid Cymru leader says Parliament and devolved nations must have a say on Brexit or there should be a new referendum
Swansea City failed to capitalise on last weekend's dramatic win over Crystal Palace, as they fell to a heavy 5-0 defeat away at Tottenham.