EnduroSip® • West Islip, New York

Big color. Everyday hydration.

Insulated stainless steel bottles and tumblers for school days, workdays, and every adventure in between.

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Back to School: save 25% on eligible drinkware with code BACK2SCHOOL.

Need logos, team gifts, or bulk orders?
EnduroSip® 16 oz Kids Insulated Stainless Steel Water Bottle with Straw
16 oz Kids Bottle Choose your color →
$14.99

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Pick your size, choose your color, and make it your everyday bottle.

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Why EnduroSip?

  • Cupholder Friendly

    Many EnduroSip bottles and tumblers are designed to fit standard vehicle cupholders for easier everyday travel.

  • Double-Wall Insulation

    Vacuum-insulated designs help beverages stay cold or hot longer, depending on the product.

  • 18/8 Stainless Steel

    Durable stainless steel construction is built for repeat use at home, work, school, sports, and travel.

  • BPA-Free Lids

    Our featured insulated drinkware includes BPA-free lid components for confident everyday use.

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Back to School Kids Hydration

Two easy-to-carry sizes for school, sports, and everyday adventures. Choose 12 oz or 16 oz.

Why the EnduroSip® 30 oz Lock Lid Stands Out

  • EnduroSip 30 oz Lock Lid feature badge showing leak-proof lock lid

    Leak-Proof Lock Lid

    Push, lock and go with confidence. Designed to help prevent spills while you’re on the move.

  • EnduroSip 30 oz Lock Lid feature badge showing 24 hours cold and 8 hours hot

    24 Hrs Cold / 8 Hrs Hot

    Long-lasting temperature control for all-day hydration and hot beverages.

  • EnduroSip 30 oz Lock Lid feature badge showing chug or sip dual drinking

    Chug or Sip

    Choose your style—drink from the spout or sip with the straw.

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  • EnduroSip 30 oz Lock Lid feature badge showing cup holder friendly design

    Cup Holder Friendly

    Designed to fit most standard vehicle cup holders for easier commuting and travel.

  • EnduroSip 30 oz Lock Lid feature badge showing easy to clean wide opening

    Easy to Clean

    A wide opening makes adding ice, refilling and cleaning simple.

  • EnduroSip 30 oz Lock Lid feature badge showing 30 ounce capacity

    30 oz Capacity

    More hydration with fewer refills in a grab-and-go handheld design.

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What EnduroSip Customers Say

I am very happy with the product I ordered and how quickly it was delivered. High-quality product with excellent printing quality on the logo.

Kerri

Customer

I purchased the 40 oz Gen 3 Tumbler customized. It kept my water cold for over 12 hours and did exactly what I wanted it to do. Thank you!

Jenn

Customer

I had 50 customized 10 oz tumbler cups done for my home and I am extremely happy with them. They add a beautiful touch to my new kitchen.

Lisa

Customer

We customized some nice 20 oz tumblers for our boat so guests can use them and keep their drinks cold or hot. They came out great!

Janet

Customer

Bulk, Retail, Fundraisers & Custom Drinkware

EnduroSip® helps businesses, schools, sports teams, retailers, nonprofits, event planners, and organizations create drinkware that gets noticed. Order custom tumblers and bottles for fundraisers, resale, employee gifts, team merchandise, weddings, events, giveaways, and promotions — with flexible quantities and competitive bulk pricing.

Get a Bulk / Custom Quote

See Our Custom Work

View More Custom Work
  • West Islip Strong and Good Samaritan University Hospital custom EnduroSip tumblers

    Healthcare & Community

    Two-sided custom drinkware created for West Islip Strong and Good Samaritan University Hospital.

  • Cutter on the Bay custom EnduroSip tumbler with QR code

    Local Business Branding

    Logo-forward custom drinkware with a QR code for easy social and business engagement.

  • Police Fire Rescue 988 custom EnduroSip tumbler in black

    First Responders & Awareness

    Custom first responder and awareness drinkware built around bold, full-color artwork.

  • Kymora's Sweet 16 custom EnduroSip tumbler

    Events & Celebrations

    Personalized drinkware for milestone celebrations, parties, gifts, and keepsake favors.

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Shop In-Stock Drinkware

Looking for drinkware that is ready for fulfillment? Browse current in-stock products, colors, and styles in one place.

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Fire Island Collection

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Patriots Collection

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See EnduroSip in Action