Christmas Jumpers. Serious Mischief.
Playful designs for office parties, festive nights with friends and matching family outfits across the UK.
Bundle the chaos
Christmas mischief, by design
View allStop guessing your size
Compare provisional supplier measurements in cm and inches with a jumper you already own. Final fit notes will follow the stock check.
Sending it as a gift?
Gift wrapping £4.21
Adds festive wrapping to your order at checkout.
Gift message option
Add a free personal message, prices hidden on the packing slip.
Ship straight to them
Send the order straight to the lucky recipient.
Christmas Jumper Day · 10 December 2026
Mark the day with workmates, school friends or your favourite festive crowd. Chaos Claus is not affiliated with the event or its charity partner.
Find your jumperA seasonal date for the diary — not a delivery countdown.
Christmas jumpers UK, done properly
Chaos Claus makes Christmas jumpers for people who would rather get a laugh than blend in. Our ugly Christmas jumpers are tacky on purpose, our funny Christmas jumpers carry puns that survive the office party. Shopping for Christmas jumpers in the UK for the whole family? The matching family sets have you covered. Getting ready for 10 December? Read our Christmas Jumper Day 2026 guide for workplace and school ideas.