tomboyx | Premium Underwear for All Day Comfort. Fit for You.

4.5" Trunks - Gone Rogue

4.5" Trunks - Gone Rogue - Main image
$23.36 $32 In stock

Category: underwear

You’ve never seen a trunk like this - the first and the best gender-neutral classic just for you. Somewhere between a boy short and a brief, our 4.5” trunks are everything you need. Made with supersoft cotton blend that gives just a hint of stretch and our signature stay-put waistband that keeps it together without pinching or riding up.

  • Mid rise fit, 4.5” inseam
  • Signature stay-put silky soft waistband
  • Smooth, durable flatlock seams won’t irritate or chafe
  • Original artwork created by our design team
  • Inclusive sizing from XS-6X
  • 95% cotton, 5% spandex
  • OEKO-TEX® Certified
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Ella K. ★★★★★

I sized up on a whim and the 4.5" inseam hits right at mid-thigh, no bunching when I sit down. The waistband stays put through a full day without digging in. Finally a trunk that actually fits how I want.

Amelia P. ★★★★★

The fabric is seriously soft—like, I forget I’m wearing anything soft—but the real win is the cut, which stays put without riding up. I’ve washed them a few times already and they haven’t lost their shape or that smooth feel. Honestly, these might be the only trunks I reach for now.

Grace ★★★★★

The 4.5-inch inseam hits that perfect sweet spot between a boy short and a brief—no riding up during my morning runs. I’ve already ordered a second pair because the gender-neutral fit is genuinely comfortable for anyone.