Black Friday Underwear Sale 2025 | Biggest Deals on Men’s & Women’s Underwear

Expect exclusive deals on our best-selling bamboo viscose underwear for men this Black Friday, with discounts across all key styles. See the best Black Friday deals for men's undies:

Boxer Briefs - Ideal for men with bigger legs.

Boxer Brief Sport  - Perfect for fitness and sport with an 8” in seam.

Boxer Brief Fly - Our best selling boxer brief with a front fly.

Trunks - 4” in length, the go to for men with thinner legs.

Long Johns  - Full length for colder weather and activity.

Cloud Mesh Boxer Brief - Ultra breathable for warmer days.

Cloud Mesh Boxer Brief Sport  - Breathable material quick dry material for sport and activity.

Our Bamboo Viscose Women’s Underwear has been going viral for both comfort and design. Get all your favourite styles during the Black Friday sale.

SmoothFit Thong - Seamless and lightweight, perfect under tight or formal outfits.

SmoothFit Full Brief - Offers fuller coverage with the same soft, breathable bamboo viscose fabric.

SmoothFit Padded Bra  - Designed to disappear under your outfit while giving you that barely-there, all-day comfort.

Body Shorts  - Best for glide and chafe prevention - ideal under skirts or loose shorts.

Period Underwear - Supportive, breathable, and bulk-free, it gives you maximum protection and comfort.

SmoothFit Bikini Brief - Full coverage and support without compromising on style.

Bikini Brief - A go to style for daily wear. Soft bamboo viscose, moderate coverage, minimalist silhouette.

SmoothFit Boyleg - Provides more coverage than a traditional bikini brief crafted from our signature bamboo viscose blend.

Step One have consistently offered the best Black Friday deals across their range of Bamboo Viscose underwear and this year is no different with Black Friday savings across the entire range.

Black Friday in Australia runs from Friday 28th November through to Cyber Monday 1st December. Typically, Black Friday sales will launch prior to the official start date. Keep an eye on your favourite retailer or sign up to their mailing list for early access.

Step One underwear is made from viscose derived from bamboo - a fabric that’s breathable, super soft, moisture-wicking, and surprisingly durable. That’s why Step One is known for having the most comfortable underwear in the world.