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426 Reviews
⭐Large 40oz capacity gradient tumbler with straw for all-day hydration
⭐Made of durable 304 stainless steel water bottler with handle
⭐Double-wall vacuum insulation for hot and cold beverages
⭐Customizable with logos and colors
⭐Perfect for travel, office, gym, home, and gifts
⭐Ideal as a promotional item or personal use

40oz Gradient Tumbler with Straw
40oz Capacity for Ultimate Convenience
The gradient tumbler offers a generous 40oz capacity, making it the perfect solution for anyone needing hydration throughout the day. Whether you’re at the office, working out at the gym, or heading outdoors, this gradient tumbler minimizes refills and keeps your drink at hand. Designed for convenience, it allows you to carry more of your favorite beverage—hot or cold—with fewer interruptions. The wide mouth of the tumbler makes it easy to clean and add ice cubes. For busy professionals and active individuals, this gradient tumbler delivers long-lasting hydration in style.


40oz Gradient Tumbler with Straw
Premium 304 Stainless Steel for Durability
Crafted from food-grade 304 stainless steel, this gradient tumbler is built to last. Resistant to rust, corrosion, and dents, it stands up to the rigors of daily use while maintaining a sleek look. The inner wall is smooth and easy to clean, and it won’t retain odors or flavors from previous drinks. Whether you’re sipping water, coffee, or juice, the gradient tumbler preserves the purity of your beverage. It’s a smart, sustainable alternative to single-use cups.
40oz Gradient Tumbler with Straw
Gradient Tumbler with Premium Insulation – Designed for Style and Performance
The gradient tumbler from Coolnice is where vibrant aesthetics meet everyday functionality. With its smooth color transition and sleek design, this 40oz tumbler delivers eye-catching appeal that suits both personal use and professional branding. Whether you’re sipping coffee on a morning commute or staying refreshed with iced drinks during workouts, the double-wall vacuum insulation ensures beverages stay hot for up to 12 hours or cold for up to 24.
Made from food-grade 304 stainless steel, this tumbler is safe, durable, and resistant to rust, odors, and flavor retention. Its sweat-proof exterior keeps hands and bags dry, while the wide handle and leak-resistant lid add convenience on the go. It’s a reliable solution for those who value both form and function.
As a trusted tumbler manufacturer, Coolnice provides complete customization services. This custom tumbler can be personalized with your logo, name, or design using laser engraving or UV printing—ideal for business promotions, gifts, or event giveaways. Looking for bulk options? Our custom tumbler wholesale service offers flexible quantities and competitive pricing for businesses of all sizes.
Whether you’re building brand recognition or gifting a stylish reusable item, this tumbler makes an unforgettable impression. Let Coolnice help you create a tumbler that not only performs but also represents your identity with flair and quality.







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