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Boys Trunk Summer Bummer Summer Bummer Boys Trunk
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Made from up to five plastic bottles-
3cm band with plush inner microfleece
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Perfect for even the fussiest little groms
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Knobby Undie Club members save 15% on most products. Discount will automatically be applied once the item is added to your bag. To add another subscription, head over to your member portal.
BUY MORE, SAVE MORE
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• ${ (chosen_product_price*0.9) | money } each 4-6 bamboo items save 10%
• ${ (chosen_product_price*0.85) | money } each 7+ bamboo items save 15%
Same day dispatch if you order before 1pm AEST
- Made from up to five plastic bottles
- Ultra soft pin-hole BottleBlend® fabric
- 3cm band with plush inner microfleece
- Lightweight 160 gsm for versatility and comfort
- 88% Recycled Poly 12% Spandex
- Tagless with printed care label
- Made ethically and sustainably in China
- THE STYLE: Created from BottleBlend®, our very own recycled material, containing up to five plastic bottles. Ultra light and stupendously soft! This best-selling style is the perfect all-rounder, which breathe to keep you cooler than a tub of neapolitan ice cream.
- THE FIT: Each of our undies are made to a global standard. They are true-to-size, so order whatever size you would typically order for shorts. See our size guide.
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Each pair of Knobbys will arrive in a custom designed, certified kraft paper package or a sealed paper pouch and postage bag made with cornstarch, which is 100% compostable!
All our Australian printed papers and cardboards are recyclable, FSC certified and made carbon neutral, because we give a shit.
Our mission is to be the most sustainable underwear brand in the world.
FREE Standard Domestic Shipping for orders over $100
$9.50 Standard Domestic Shipping for orders under $100
Order before 1pm AEST on weekdays and we'll dispatch the same day!
Returns
Get in touch with our Support Ninjas within 30 days of receiving your Knobbys if you'd like to organise an exchange, refund, coupon or credit! More details
My daughter won’t wear anything else. Perfect for cartwheels and handstands at school or swimming in the backyard.
Amazing! My son gives them 100/10. Came back to order more but they had sold out. Gotta get in quick!
Hubby and kids love them! They look so cute when they match.
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Customer Feedback
- Laura H.Verified BuyerRated 5 out of 5 stars6/17/24It’s a donut life 🍩
My son loves these, both my son and husband have these. My son is obesssed with Knobby underwear he loves the little wet patch protector he’s in kindy and thinks this is the best thing ever considering he always rushes going to the toilet. We have signed up for monthly subscription of knobby underwear for both hubby and my 6 year old.
- Kylie A.Verified BuyerRated 5 out of 5 stars5/27/24Best undies
The best ever
- Darren G.Rated 5 out of 5 stars4/5/24These jockey shorts look great
These jockey shorts look great on my boy
- John L.Rated 5 out of 5 stars1/31/24Great!
My son loves them wants to know when his next pair is coming
- JohnRated 5 out of 5 stars1/19/24Love them
I have been wear knobby jocks for years. Now my kids wear them and love them
- Scott V.Rated 5 out of 5 stars1/8/24You can never have too many Knobby's
I'm now converted, i can't where anything else. Now the kids love them too.