SHEATH UNDERWEAR

SHEATH 4.0 Bamboo Boxer Brief Zen Pouch Duo

99.9% positive · 1,000+ ratings on eBay
  • In stock, ready to ship
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$37.00
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Shipping calculated at checkout.
Size chart
Waist(in)
BRAND XS SMALL MEDIUM LARGE X-LARGE XX-LARGE
Bike Athletic 28-29 30-31 32-33 34-36 37-39 40-42
Calvin Klein 24-26 28-30 32-34 36-38 40-42 44-46
ExOfficio -- 30 32-34 36-38 40-42 44-46
Mack Weldon -- 28-30 31-34 34-36 36-40 42-46
PSD Underwear 24-26 28-30 32-34 36-38 40-42 44-48
Rhone 27-29 29-30 31-33 34-36 37-39 40-44
Stance 28-30 30-32 32-34 34-36 36-38 38-40
Tommy Hilfiger 30-32 32-34 34-36 36-38 38-40 40-42

Twelve ways to wear it: Urban Black Camo, Desert Sand Camo, White, Scepter Blue, Black, Heather Gray, Chess Gray & Black, and the Elements prints Fire, Earth, Water, Air and Ether.

The SHEATH 4.0 Bamboo is the brand's flagship 5 inch boxer brief with the Zen Pouch™ Duo, crafted in small batches.

Features

  • Zen Pouch™ Duo dual pouch with vertical fly
  • 92% bamboo / 8% elastane: softer and more substantial than modal, breathable all day
  • 5 inch inseam that lands mid-thigh
  • Geometric athletic waistband

Sizes

XS (24-26 inch waist), S (28-30), M (32-34), L (36-38), XL (40-42), 2XL (44-46), 3XL (48-50).

Care

Machine washable. Follow the care label inside the garment for best results.

Model is protected under applicable copyrights trade marks and other proprietary including without limitation intellectual property rights and international treaties.

Shipping Policy

  • Local Warehouse: orders ship the next business day.
  • Remote Warehouses: processing varies by location — most ship within 2–3 business days, with a range of next-day up to 5 business days.
  • Once your order ships, you'll get a tracking number by email.
  • Orders of $60 or more shipping within the U.S. ship free.
  • Estimated transit: 2–5 business days (USPS Ground Advantage) for U.S. orders.
  • International orders: 5–14 business days via DHL eCommerce, depending on destination and customs processing.
  • If your order hasn't arrived within 2 weeks of the estimated delivery window, contact us and we'll sort out a replacement or refund.

Questions? Reach us anytime at byron@byronsbritches.com.

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