21st Birthday Gifts
Lost Treasures:
Sometimes the coolest gifts are the ones you can't find on the first page. These are our lost treasures, hidden gems that are just waiting to be discovered by you!
Welcome to the 21st Birthday Gifts Department
CoolThings Australia makes the experience of selecting memoriable gifts to give family and friends fun! Our wide range of 21st Birthday Gifts are unique, fun and creative. We love to bring the coolest gifts to gift givers who are shopping for 21 year olds. Our cool gifts are also an ideal birthday gift, Christmas gift or just a fun present idea! Browse the personally curated range above.
Also check out the great range of iconic collectables from the Star Wars, Marvel, Doctor Who, Harry Potter and many other universes!
Best 21st Birthday Gifts In 2026
We've collated a most popular list of the coolest gifts for 21 year olds this year. As voted by cool gift givers like you! This list contains the all time favourite 21st Birthday Gifts that we've shipped all over Australia.
1. Stab It Syringe Pen
The perfect accessory for a doctor, nurse, surgeon or scientist, these classic pens feature red or blue liquid, realistic detailing, black writing ink....
2. Astronaut Ice Cream
Take your taste buds on an adventure with all new Astronaut Ice Cream. This official NASA approved Ice Cream is the perfect light snack for taking into orb...
3. World's Smallest Mini Blower
Clean up your desk and lunch room with the World's Smallest Mini Blower....
4. Duncan - The Drinking Bird
Duncan the Drinking Bird is a fun desktop companion and classic novelty item. Fill a glass with cold water and submerge his head in the water getting it co...
5. Magnetic Sand Timer
Whilst your normal hour glass lets the grains of sand flow and rest at the bottom, your Magnetic Sand Timer creates quite a different picture and can creat...
6. 10 in 1 Credit Card Multitool
This 10-in-1 credit card sized multi-tool is slim, portable and fits in your wallet. Thats right, it IS possible to fit three different wrenches, a can ope...
7. Astronaut Ice Cream 5 Pack
With this awesome Astronaut Ice Cream 5 Pack you get five packets of rich creamy vanilla freeze dried ice cream....
8. Awesome Foursome Golf Pack
The 4 Pack of famous Trick Golf Balls. Now you can take them all home in one easy pack....
9. Pin Art
Let your imagination run wild with this 3D Pin Art desk toy. Just tip the pins over any small object to create a unique 3D impression. Its great stress-fre...
10. Vibrating Head Tickler
This quirky battery operated Head Tickler will energise your body as you run it over your head to relieve some tension. The gentle vibrating nodules will g...
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