Funky Trunks Boys Seamed Briefs Motherboard
Funky Trunks Boys Seamed Briefs — Motherboard
Let’s keep this brief. The Funky Trunks Boys Seamed Briefs in Motherboard are a classic-cut swim brief with 8cm sides, a stitched front pouch for added room, and double lining for support. Crafted from ECO C-Infinity fabric — 100% chlorine resistant and made from recycled plastic bottles — the Motherboard print stays vibrant and the brief stays comfortable through every session. A wide elastic waistband, leg opening, and adjustable drawcord keep everything locked in place.
Why Choose the Funky Trunks Boys Seamed Brief?
The Seamed Brief is a training staple for boys who want a classic, no-fuss fit in the water. The 8cm sides and stitched front pouch deliver a comfortable, supportive fit, while ECO C-Infinity’s exceptional chlorine resistance means the Motherboard print keeps its colour session after session. And yes, despite what the name suggests, there are no actual computers installed — just great swimwear.
Key Features
- Classic brief cut with 8cm sides — streamlined, performance-inspired fit
- Stitched front pouch — added room and comfort
- Double lining — added support
- Wide elastic waistband and leg opening — comfortable fit around hips and legs
- Adjustable drawcord — keeps the brief locked in position
- ECO C-Infinity fabric — 100% chlorine resistant, made from recycled plastic bottles
- Motherboard print — bold, tech-inspired Funky Trunks design
- Available in sizes 24 and 26
Frequently Asked Questions
What is a seamed brief?
A seamed brief is a classic-cut swim brief with stitched seams along the sides and front pouch, providing a more structured, supportive fit compared to a plain brief. The 8cm side width gives a streamlined, performance-inspired silhouette.
What is ECO C-Infinity fabric?
ECO C-Infinity is Funky Trunks’ premium sustainable swimwear fabric. It is 100% chlorine resistant and made from recycled end-of-life plastic bottles — the same superior quality as their C-Infinity fabric, but with a reduced environmental impact.
Is the Funky Trunks Seamed Brief suitable for swimming training?
Yes — the classic brief cut, stitched front pouch, and chlorine-resistant ECO C-Infinity fabric make it suitable for squad training, swimming lessons, and competitive swimming.
What does the Motherboard print look like?
Motherboard is a bold, tech-inspired Funky Trunks print — a nod to circuit board design with Funky Trunks’ signature vibrant colour palette.
What sizes are available?
Currently available in sizes 24 and 26 in the Motherboard print.



