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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: Nalgene

    Category: Running Water Bottles & Flasks

    Recommended by Caroline Alcorta, Professional Trail Runner — Seattle, WA

    Highlights: compact size, durable, hot liquids

    The Wide Mouth Ultralite from Nalgene is an exceptionally lightweight and durable water bottle designed for outdoor enthusiasts and everyday users alike. Its spacious opening and robust construction make it the perfect companion for hydration on the go, ensuring you stay refreshed without the bulk. 1. Lightweight Design: Weighing in at just 85 grams, this bottle is easy to carry without adding unnecessary weight to your pack. 2. Wide Mouth Opening: The 63mm opening allows for easy filling, pouring, and cleaning, accommodating ice cubes and other additions effortlessly. 3. BPA-Free Material: Made from high-quality, BPA-free Tritan plastic, ensuring safe hydration without harmful chemicals. 4. Leak-Proof Cap: Features a secure, screw-on cap that prevents leaks and spills, making it ideal for travel and outdoor activities. 5. Measurement Markings: Convenient volume markings on the side help you track your hydration levels and mix drinks accurately. 6. Dishwasher Safe: Easy to clean and maintain, this bottle is dishwasher safe for hassle-free care. 7. Versatile Use: Suitable for a variety of activities, including hiking, camping, gym workouts, and everyday hydration. The Wide Mouth Ultralite is designed for active individuals seeking a reliable hydration solution during outdoor adventures or daily routines. It performs best in environments where weight-saving is essential, such as hiking, backpacking, or traveling. Ideal for users of all skill levels, this bottle excels in scenarios requiring quick access to water, whether on a challenging trail or at the gym. Its practical design makes it suitable year-round, adapting seamlessly to both summer hikes and winter sports.

    Price: $5.5

    Expert Review

    emotional support waterbottle

    Recommended by Caroline Alcorta

    Frequently asked questions

    What does Caroline Alcorta say about the Wide Mouth Ultralite?

    emotional support waterbottle

    Why does Caroline Alcorta recommend Nalgene?

    Caroline Alcorta recommends the Nalgene Wide Mouth Ultralite for running water bottles & flasks. emotional support waterbottle

    Is the Wide Mouth Ultralite a good running water bottles & flask?

    Yes — Caroline Alcorta recommends the Wide Mouth Ultralite by Nalgene as their running water bottles & flasks pick. emotional support waterbottle

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    Wide Mouth Ultralite by Nalgene — recommended by Caroline Alcorta
    Nutrition & Hydration

    Wide Mouth Ultralite

    Caroline Alcorta
    Caroline AlcortaRecommended in “Daily Essentials”
    emotional support waterbottle
    Purchasing through this link directly supports Caroline
    Nutrition & Hydration

    Wide Mouth Ultralite

    Caroline Alcorta
    Caroline AlcortaRecommended in “Daily Essentials”
    emotional support waterbottle
    Purchasing through this link directly supports Caroline
    Wide Mouth Ultralite by Nalgene — recommended by Caroline Alcorta

    This product is for…

    Outdoor users who need a durable, portable bottle that can handle rough treatment in a pack — rock climbing and cold-weather use are specifically mentioned. The smaller "baby" size suits those prioritizing portability and use with hot drinks.

    Worth noting…

    The insulated sleeve is not included and is a practical necessity in freezing conditions. Notes are largely positive with no criticism beyond that caveat.
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