Some dads start the day with sunshine. Yours? He roars until the kettle’s boiled. Celebrate that legendary morning mood with the “World’s Grumpiest Dad” Mug. A cartoon bear scowls beneath the title he proudly deserves, turning every sip into a cheerful roast and a gentle reminder he’s adored—grumble and all.
Relatable Artwork – A pink-nosed bear sporting the ultimate resting-grump face captures dad’s pre-coffee vibe to perfection.
Built for Daily Growls – High-gloss, lead- and BPA-free ceramic keeps colours vibrant after endless dishwasher spins and microwave reheats.
Just-Right Size – 11 oz (0.33 l) holds enough brew to tame the most fearsome morning bear.
Easy-Grip Handle – C-shaped for large paws; no accidental spills while hunting biscuits.
Instant Mood Lift – One look at that bear, one huff of laughter—grump level drops by at least 10 percent (scientifically unproven, emotionally guaranteed).
Father’s Day – Pair with coffee beans labelled “Bear Blend”.
Birthday – Slip in a note: “Roar if you need a refill.”
Christmas Stocking – Beats novelty ties by a country mile.
Just Because – Dad’s had a long week? This mug says, “We get you, grumbles and all.”
Material: 100 % ceramic, glossy finish
Capacity: 11 oz / 0.33 l
Care: Microwave- & dishwasher-safe
Origin: Blank responsibly sourced from China; printed with pride in the UK
Safety: Certified lead- & BPA-free
Orders ship within 1–3 business days. Royal Mail delivers UK parcels in 2–5 days; international orders arrive in roughly 7–14 days (customs permitting). Tracking hits your inbox so Dad can watch his mug lumber closer.
If the mug arrives chipped or looking less than beary handsome, email hello@keolix.com within seven days for a swift replacement or refund. Changed your mind? Return unused within 14 days for a no-quibble refund (buyer covers return postage unless we’re at fault).
From pun-packed mugs to wall art that sparks joy, we turn ordinary moments into tiny celebrations. Because even the world’s grumpiest dads deserve a daily grin.
Ready to tame the morning bear? Click “Add to Basket”, boil the kettle, and let Dad’s new favourite mug do the growling for him.
💜 About KEOLIX
KEOLIX is not for the passive, the plain, or the “meh.”
We’re the brand your neutral tote bag warned you about.
Everything here is handmade, in-house, and intentionally bold. From rude birthday cards to weirdly loveable stickers and statement prints, KEOLIX designs are built to spark joy, start drama, or add just enough chaos to your day.
Want to make your order giftable? Pair it with one of our handmade cards — we’ve got sweet, sassy, and straight-up savage.
Not sure what to get? Check out our bestsellers — the people know what’s good.
Need layout inspiration or want to see what people are doing with their KEOLIX hauls? We’re always building aesthetic combos and real-life styling ideas here. Go get lost in it.
KEOLIX isn’t just a shop. It’s a vibe. And you’re in it now.
✨ At KEOLIX, we believe small things can spark big smiles. Every product we create is made with heart, humor, and a touch of rebellion. Whether you're collecting pins, gifting cards, or brightening your space with prints, you're supporting a brand that values creativity, quality, and meaning. Our designs are more than accessories — they're conversation starters, confidence boosters, and love notes in disguise. Thanks for shopping small and choosing bold. Want more? Browse our latest drops, join our loyalty club, or follow along on social for sneak peeks and giveaways. Stay bold, stay kind, and keep collecting what makes you feel like you.
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Discount codes/loyalty points may not apply
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We are a small business individually packing & dispatching parcels Monday - Friday most weeks although some weeks we may experience slower than usual dispatch times. You will be notified as soon as your parcel has been dispatched.
We use Royal Mail Tracked 48 services for all our parcel deliveries (Parcelforce 48 for larger parcels) and rely on their services which may also experience disruption on occasion. Please bear with us as we all do our best to meet your needs and get your orders to you in good time.
THANK YOU
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