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Foundation Short

100 % of 100
Foundation is an innovative undershort, designed to deliver maximum freedom of movement, comfort and ventilation beneath baggies for fast- paced trail sessions, or extended bikepacking adventures.


Think of Foundation as a base layer for your lower half. Constructed with an airy, open mesh and a unique Force platform chamois finished with a front cut-away to relieve heat build up around sensitive areas, Foundation drives massive amounts of airflow, all while laying down a level of comfort equal to 7mesh standalone padded shorts.



  • Body: 78% nylon, 22% elastane
  • Contrast: 77% nylon, 23% elastane
  • Chamois: Elastic Interface Mens Performance Force (Made with recycled content)


  • Men’s:129g


  • Highly breathable open mesh
  • Mens Performance Force chamois with nnovative front cutaway for breathability
  • Clean cut hem with silicon gripper
  • Inseam - 8.5” / 21.5cm

Care Instructions

  • Machine Wash Cold in a wash bag to prevent damage from velcro/zippers etc
  • Do Not Bleach
  • Do Not Iron
  • Hang To Dry
  • Do Not Dry Clean

Have a question? We'd love to hear about your next adventure.

Crash Replacement

Crash Replacement

Hit the hills and go full out on the flats without worrying about keeping the rubber side down. To ease your mind and stay focused on the ride, we offer a Crash Replacement Policy.

Skin Fit

Skin Fit

Products that blend performance fabrics with highly articulated patterns to create a close-fit that feels like an extension of your body. Skin Fit apparel improves aerodynamics, moisture management and thermal efficiency.

  1. "You can wear anything, but unless you’re made from iron, you’re going to want a little something between your body and the bike. That’s where the unglamorous, often unsung liner short comes in, and the 7esh Foundation Short is ready to be your new best friend this summer."

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Product Reviews

  1. Foundation Shorts

    I recently picked up a pair of the Foundation shorts as I was in need of replacement for my old liners. I was nervous about the price tag but they are worth every penny. Excellent quality and super comfortable. After riding a few times with them I had to pick up another and I think I might have ...

  2. Very comfortable bike (under)-shorts, perfect for all kind of mountainbike trips

    Comfortable and cozy shorts for prolonged bike adventures, easy care and washing, mesh fabric perfect for wearing it underneath Farside or other 7mesh riding shorts. Seat cushion pretty comfortable
  3. As advertised

    The more I wear this short, the more I like it. Gets the job done. Period.
  4. Extremely comfortable and breathable

    I purchased the Foundation Shorts to be worn underneath a pair of shorts. They are amazing! The chamois does a great job to provide comfort. They breath so well. Solid made shorts. For reference I sized down as recommended. I typically wear small in other brands and the XS fits perfectly. 7mesh has ...

  5. The best, got even better.

    My second Foundation Short, pad got better, tighter fit. Perfect ventilation.
  6. Best liner shorts I’ve ever worn

    These Foundation liner shorts are a revelation. They look a bit weird at first, but the chamois is just the right amount of padding without feeling like your wearing a diaper. I especially like how the front of the pad is truncated compared to more traditional designs, meaning you only have pad were ...

  7. I have to get rid of my other shorts now

    I have been riding in chamois exclusively for over 10 years. These are the best yet. Very light and so comfortable I forget I am wearing padded shorts.

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