Three pairs of premium boxer briefs. One decision. TENCEL™ Lyocell in your choice of colour — moisture wicking, breathable, and engineered to become the only underwear you reach for.

Our Perfect Cut contoured pouch, seamless construction and no-roll waistband work together so you stop thinking about what you're wearing. Anti-chafe, tag-free, and built to last.

No chafing. No ride up. No second thoughts.

• Three pairs, one colour — Black, Navy or Pinstripe Grey
• Perfect Cut Technology — contoured pouch, engineered for fit and support
• TENCEL™ Lyocell — softer than silk, stronger than cotton, naturally moisture wicking
• No-roll waistband — soft exterior, buttery interior
• Seamless boxer brief design — maximum comfort, zero irritation
• No-tag construction
• Anti-chafe
• Breathable and thermoregulating
• Consciously crafted in Portugal

OSOW Boxer briefs are crafted from premium TENCEL™ Lyocell, a sustainable fibre derived from renewable wood sources. Silky-soft, ultra-breathable, and naturally antibacterial, Lyocell absorbs 50% more moisture than cotton while regulating temperature to keep you fresh in any climate. Blended with elastane for the perfect stretch, our seamless, label-free, slim fit delivers all-day comfort without irritation. Made in Europe using a closed-loop, CO₂-neutral process, OSOW underwear is better for your skin—and better for the planet.

We ship from our NSW warehouse, in Australia.

Current Australia Post shipping times are 3-10 business days for domestic orders to arrive.

Please allow 10-20 business days for international orders.

Express shipping options are available at checkout.

We want you to be completely satisfied with your purchase! If for any reason you need to return an item, you have 30 days from the date of purchase to do so.

Please check the sizing and style before opening your item. Broken seals are considered as open and cannot be refunded.