PLEASE NOTE — IMPORTANT STOCK UPDATE

GIANT MUGS: Currently out of stock. New stock is expected at the end of November 2026. Orders placed now will be sent by express shipping as soon as stock arrives.

BLACK-INNER MUGS: These are arriving in the same shipment. If you order a black-inner mug, we will supply a plain white mug instead.

Questions or concerns? Please message us through eBay before ordering.

123t AUSTRALIA

Best Big Sis Ever Sister GIFT BOXED Funny Mugs Novelty Coffee Mug Cup 123t

123t promotional offer: buy 3, get 1 free. Add 4 eligible items to your cart. See banner for terms.

Big personality. Brilliant coffee breaks.

Make every brew a talking point. Brighten your desk, bring a laugh to the kitchen or give someone a mug with real character. From everyday favourites to a giant novelty gift, choose your perfect cup from the options on this listing.

Standard mugs — 325 ml

Your everyday brew, with an extra shot of personality. Our standard ceramic mugs come with red, black or white interiors. See the stock notice above for black-inner substitutions.

  • Capacity: 325 ml.
  • Mug: 9.5 cm high x 8 cm wide, excluding the handle.
  • Gift box: 16 x 13.5 x 10 cm.
  • Dishwasher safe and microwave safe. Maximum recommended wash temperature: 40°C.
  • Factory-produced, exclusively licensed novelty designs.
  • Supplied new in a gift box with protective polystyrene packaging.
Dishwasher-safe mug care informationMicrowave-safe mug care information

Colour-changing mugs — 325 ml

A little magic with every refill. These mugs start black and reveal the hidden design as hot water is added. A fun surprise for coffee and tea lovers.

  • Capacity: 11 oz / 325 ml.
  • Mug: 9.5 cm high x 8 cm wide, excluding the handle.
  • Gift box: 16 x 13.5 x 10 cm.
  • Dishwasher safe and microwave safe. Maximum recommended wash temperature: 40°C.
  • Factory-produced, exclusively licensed; supplied new and gift boxed with protective polystyrene packaging.

Please note: The slogan or picture may be faintly visible while the mug is cold.

Giant mugs — a massive 2 litres

For the person who proudly says, “I only have one cup a day!” This oversized novelty mug makes a memorable gift for anyone who takes their tea or coffee seriously. See the pre-order notice at the top before purchasing.

  • Capacity: 70 oz / 2 litres / 2000 ml, with a black interior.
  • Mug: 18 cm high x 14 cm wide; circumference approximately 44 cm, excluding the handle.
  • Gift box: 22 x 20 x 20 cm.
  • Weight: approximately 1.7 kg / 1700 g.
  • Dishwasher safe and microwave safe, although the giant mug will not fit in most dishwashers or microwaves. Maximum recommended wash temperature: 40°C.
  • Factory-produced and exclusively licensed, with a copyrighted design manufactured for us.
  • Supplied new in a gift box with protective polystyrene packaging.
Giant mug gift packaging, view 1Giant mug protective packagingGiant mug gift packaging, view 2

Gift ready. Carefully packed.

Each mug is supplied new in a gift box and protected with polystyrene for transport. Choose only the options available in this listing; not every mug style is offered for every design. Check the listing photos for the design supplied.

Returns & questions

If you are not completely satisfied, return your mug within 30 days. Change-of-mind returns must be unused, in their original condition, with any tags attached, and must not be personalised. The buyer pays return postage unless the item is faulty.

Need a hand choosing, or have a question about your order? Message us through eBay.

123t Australia general stock information banner. See the current stock notice at the top for giant and black-inner mugs.

A gift with character. A brew with attitude. 123t Australia.