shop the latest drop
watercolour stripe
designed in drops
welcome to sullios
We're a premium men's swimwear brand releasing swim briefs in small, considered drops throughout the year. Built with our community, each release is shaped by what you love — and what you want to see return. Members always shop first.
Good for the planet
Made from Recycled Bottles
Every pair of Sullios swim briefs is made from recycled yarn sourced from plastic bottles. You look great — and you're helping clean up the planet while you do it.
What customers say
Loved by the Community
"Honestly the best swim briefs I've owned. The fit is perfect, the colour is exactly as shown, and I love that they're made sustainably. Already eyeing up my second pair."
"Got the Forest Green and I've had so many compliments at the pool. The quality is outstanding — the metal details look premium and they've held their colour after weeks of chlorine."
"The drops model is genius. I love getting early access as a member — the Watercolour Stripes drop sold out fast and I only just got mine in time. Worth every penny."