Large 40oz Colorful Insulated Tumbler Cup for Outdoor Travel

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Eye-catching rainbow gradient tumbler finish for standout style
Triple insulation: 36h cold / 12h iced / 8h hot
Rotary handle design, easy to carry anywhere
4 functional lids for versatile use
Custom logo available—perfect for promotional gifts
Made from food-grade 304 stainless steel
Fits most cup holders, ergonomic grip
Dishwasher safe for easy cleaning

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Product description

40OZ Rainbow Insulated Tumbler

Tumbler with Bold Style and Unmatched Functionality

The Coolnice 40oz rainbow gradient tumbler is designed to turn heads and elevate your daily hydration. With its eye-catching rainbow gradient finish, this tumbler stands out from the crowd, adding a pop of color to your routine. Whether you’re traveling, at the office, or enjoying a day out, this stylish tumbler offers both beauty and practicality in one sleek design. Its ergonomic grip and convenient rotary handle make it easy to carry, ensuring comfort wherever you go.

The triple-layer insulation in this custom tumbler keeps your drinks at the perfect temperature for hours. Cold beverages stay chilled for up to 36 hours, while iced drinks remain frosty for 12 hours and hot drinks retain warmth for 8 hours. Made from high-quality 304 food-grade stainless steel, this tumbler ensures your drinks stay fresh, free from any unwanted metallic taste. It’s also dishwasher safe for easy, hassle-free cleaning, making it ideal for daily use.

With 4 functional lids to choose from, this versatile tumbler can be customized to fit your preferences—whether you need a sip lid, a straw lid, or a leak-proof option. As a leading tumbler manufacturer, Coolnice ensures that each tumbler is crafted to the highest standards, combining durability and functionality in every design.

Looking for promotional gifts or a branded product for your business? This custom tumbler is perfect for corporate giveaways, client gifts, or personal branding. With custom tumbler wholesale options available, businesses can easily order bulk quantities with their logo or design. Make your brand stand out with a custom tumbler that offers long-lasting value and a unique touch.

40OZ Rainbow Insulated Tumbler

Stylish Gradient Design That Turns Heads
The first thing anyone will notice about this 40oz stainless steel tumbler is its stunning gradient color design. Inspired by rainbow tones and pastel transitions, this tumbler brings vibrancy and personality to every sip. Unlike plain-colored options, this gradient tumbler is made for trendsetters who love aesthetic drinkware. Whether you’re using it for water, coffee, smoothies, or iced tea, the vivid color flow adds a cheerful vibe to your routine.

The colorful exterior is created through advanced powder coating, which ensures the colors stay vivid and don’t fade with time. It’s also scratch-resistant, so it keeps looking fresh even after daily use. This tumbler isn’t just functional; it’s a fashion accessory that expresses individuality. You can even pair the tumbler with your outfit, gym gear, or desk decor.

Perfect for photos and daily carry, this Coolnice tumbler easily becomes a conversation starter. Whether you’re gifting a friend or upgrading your own drinkware, the aesthetic design makes it a standout. It’s a great promotional gift too—just add a custom logo and elevate your brand presence with eye-catching style.

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