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    Rendezvu
    On a mission to get more people to enjoy the outdoors© 2026
    RendezvuAboutFor HostsFor BrandsFor Shoppers
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    Brand: Mountain Laurel Designs

    Category: Running General

    Recommended by Benji Wiederkehr, Mountain Ultra Runner — Colorado, USA

    Highlights: lightweight, waterproof, breathable

    The FKT ProVent UL Bivy is an award-winning ultralight shelter designed for serious adventurers seeking a balance of performance and packability. Its innovative ProVent UL fabric offers exceptional waterproofing and breathability, making it the ideal companion for outdoor enthusiasts pushing their limits. 1. Constructed with 2.5 Layer ProVent UL fabric, providing superior waterproofing with a hydrostatic head of over 10,000 mm. 2. Weighs only 5.6 oz (160 gm) with a durable 20d Pro SilPoly floor option for enhanced longevity. 3. Features a spacious mummy shape with a wide head area, allowing for extra gear storage and comfort. 4. Equipped with a #3 YKK water-resistant zipper for reliable access and protection against the elements. 5. Compact packed size, approximately the size of a 1L Nalgene bottle, making it easy to carry on long journeys. 6. Includes overhead hang loops and corner loops for versatile setup options and securing gear. 7. Available with a .8 DCF floor option for those seeking an even lighter weight solution. The FKT ProVent UL Bivy is designed for ultralight backpacking, climbing, and off-road biking, excelling in challenging weather conditions. Ideal for experienced outdoor enthusiasts and endurance athletes, it performs best in varied terrains and climates, from alpine environments to long-distance trails. This bivy is perfect for those aiming to achieve personal bests while minimizing pack weight, making it a must-have for any serious adventurer.

    Price: $295

    Expert Review

    The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.

    Recommended by Benji Wiederkehr

    Frequently asked questions

    What does Benji Wiederkehr say about the FKT ProVent UL BIVY?

    The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.

    Why does Benji Wiederkehr recommend Mountain Laurel Designs?

    Benji Wiederkehr recommends the Mountain Laurel Designs FKT ProVent UL BIVY for running general. The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.

    Is the FKT ProVent UL BIVY a good running general?

    Yes — Benji Wiederkehr recommends the FKT ProVent UL BIVY by Mountain Laurel Designs as their running general pick. The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.

    More from Benji Wiederkehr's Overnight Mountain Fastpacking Gear

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    FKT ProVent UL BIVY by Mountain Laurel Designs — recommended by Benji Wiederkehr
    Misc

    FKT ProVent UL BIVY

    Benji Wiederkehr
    Benji WiederkehrRecommended in “Overnight Mountain Fastpacking Gear”
    The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.
    Purchasing through this link directly supports Benji
    Misc

    FKT ProVent UL BIVY

    Benji Wiederkehr
    Benji WiederkehrRecommended in “Overnight Mountain Fastpacking Gear”
    The lightest of the bivy options in this list. It’s waterproof and breathable, but doesn’t provide much livable space.
    Purchasing through this link directly supports Benji
    FKT ProVent UL BIVY by Mountain Laurel Designs — recommended by Benji Wiederkehr
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    View Benji Wiederkehr's expert gear recommendations on Rendezvu