BN3TH North Shore Chamois Boxer Brief - Black

Free Shipping Policy

If your order total is CA$99* or more before taxes, you're eligible for free shipping within Canada on almost all items. Past season sale items over 30% off are excluded from this policy.

Unfortunately we cannot ship bikes.

Find Out More.

*Exclusions include sale items discounted at 30% or more.

Free In-Store Pickup

When you check out, simply select 'In-Store Pick-Up' and your order will be prepared for pickup within 2-3 business days.

Our online order pickup location is across the street from our store at 1766 W. 4TH AVE, VANCOUVER, BC, V6J 1M1. 

Find Out More

A RADICALLY BETTER RIDE DESIGNED FOR ULTIMATE COMFORT WHILE MOUNTAIN BIKING The NEW North Shore Bike Chamois features BN3TH's first of its kind patent-pending MTB-specific (Sea-to-Sky) STS Pad™ and patented MyPakage Pouch Technology™ to support your boys. Designed to be worn under shorts, this high-performance liner is everything you love about BN3TH underwear combined with a new world of comfort designed for your ride, plus the permanent silver anti-odor IONIC+™ technology that kills stink before it starts. Make every ride your best yet & crush the trail, road or indoor trainer, not your boys.


  • 82% Polyester / 11% Spandex / 7% Ionic+ Polyester

  • STS Pad – 82% Nylon / 18% Spandex

  • Central Pad Channel – Improves blood flow and reduces pressure and numbness.

  • Anti-Pressure Modules – These high-density foam sections are applied under the pad's top layer to deliver maximum performance on medium distance rides.

  • 3mm Thick Pad Cover – 60kg/m³ density 20kpa)

  • MyPakage Pouch Technology – Support, breathability, and comfort are the name of the game with this internal pocket. The padding is continued into the pouch to provide more support and protection. This patent-pending tech is the first of its kind.

  • Anti-Stink Fabric – Ionic+ Polyester has permanent silver ions in there, fighting odor continuously.

  • Shrink Free

  • Vented Fabric

  • Silicone Waistband Beading and Leg Grippers