BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe
BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe
BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe
BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe
BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe
BIKE Athletic Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe

Stretch Cotton Jock Brief – Men’s New & Improved Performance Underwear in Sailor Stripe

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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

BIKE® Stretch Cotton Jock Brief – Sailor Stripe

Next-Level Comfort. Classic Style.

Unveiling the new and improved BIKE® Stretch Cotton Jock Brief in Sailor Stripe. We’ve taken everything you love about the classic jock brief and refined it for a superior experience. With an updated fit and a timeless nautical design, this is the daily essential you’ve been waiting for.

Engineered for a Superior Fit:

  • Improved Design: We’ve listened to your feedback! Enjoy an updated front pouch for better support, a wider crotch for added comfort, and re-engineered leg openings that provide a more secure, stay-put fit.

  • Premium Cotton Stretch: Made from a soft blend of 95% Cotton and 5% Spandex, offering the natural breathability of cotton with the perfect amount of flex for all-day movement.

  • Supportive Pouch: Featuring our improved supportive and enhancing contoured pouch, designed to keep everything in place with a flattering silhouette.

  • Signature BIKE® Waistband: Anchored by a soft 1.5” wide waistband featuring the iconic BIKE® logo—comfortable enough for all-day wear without digging in.

  • Now in Single Packs: Perfect for trying out the new fit or adding a fresh pattern to your collection.


Product Specifications:

  • Fabric: 95% Cotton / 5% Spandex.

  • Pattern: Sailor Stripe (Nautical Blue & White).

  • Waistband: 1.5” plush elastic with BIKE® logo.

  • Fit: Improved contoured pouch and secure leg openings.

  • Packaging: Single-pack.


Size Chart (Waist in Inches):

Size Waist (in)
X-Small 28-29
Small 30-31
Medium 32-33
Large 34-36
X-Large 37-39
XX-Large 40-42

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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