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Free U.S. shipping over $49. | 5% of Your Order Donated to Non-Profits | Click for details

The BOULDER Collection

The Boulder Insulated Water Bottle is our flagship thermal hydration vessel that will keep your beverages hot or cold all day long. Made from food grade 18/8 stainless steel and featuring our signature TriMax® ® triple insulation technology, it’s vacuum insulated and tested to keep liquids cold for 40 hours and hot for up to 12 hours.
  • Forest Horizon

    THE BOULDER Insulated Water Bottle with Strainer - 24 oz

    $36.99
    9 colors available

    The BOULDER vacuum insulated water bottle is our flagship bottle that will keep your drinks hot or cold all day long. Made from premium 18/8 stain...

    View full details
    $36.99
  • Deep Sea

    THE BOULDER - Insulated Water Bottle w/ Strainer - 32 oz

    $41.99
    6 colors available

    The BOULDER vacuum insulated water bottle is our flagship bottle that will keep your drinks hot or cold all day long. Made from premium 18/8 stainl...

    View full details
    $41.99
  • Summer Sun

    THE BOULDER - Insulated Water Bottle w/ Strainer - 20 oz

    $31.99
    10 colors available

    The BOULDER vacuum insulated water bottle is our flagship bottle that will keep your drinks hot or cold all day long. Made from premium 18/8 stain...

    View full details
    $31.99