Christmas Jumper Day 4 CF is Friday the 11th of December 2020 Our very own Noel Kerrigan has found his calling in life as Cystic Fibrosis Ireland’s Elf on the Shelf mascot. Christmas Jumper Day 4 CF is Friday the 11th of December 2020. 😃🧝🎄🎅 Previous Post (p) Owen O'Flynn has joined the Dublin team as EHS Advisor Next Post (n) Congratulations to David Gannon