Many size available–350ml, 500ml,750ml and 1000ml. Perfect for all-day hydration.
Customizable Design – Add your logo, text, or artwork for customization. Special sublimation coating for sublimation customization.
Double-Wall Vacuum Insulation – Keeps drinks hot for 12 hours and cold for 24 hours.
Durable Stainless Steel – Rust-resistant, BPA-free, and built to last.Food safe materials.
Sweat-Proof & Leak-Proof – Condensation-free exterior and secure lid for mess-free use.
Versatile & Portable – Ideal for home, office, travel, or outdoor adventures.
Fast Turnaround – 7-10 days production global shipping.
Our sublimation flasks are designed for businesses looking for reliable, customizable drinkware solutions. Available in 12oz and 20oz sizes, each flask features a premium insulated stainless steel body to keep beverages hot or cold for hours. With options including a flip lid and straw, these flasks combine functionality with convenience. The sublimation-ready coating ensures vibrant, long-lasting prints, making them the perfect choice for corporate branding, promotional gifts, or bulk customization projects.
Key Features:
1 Multiple Sizes Available
– Offered in 12oz and 20oz options, meeting different market demands from kids’ flasks to standard daily use.
2 Premium Stainless Steel & Insulation
– Made with high-grade stainless steel, featuring double-wall insulation to keep drinks hot for up to 8 hours and cold for up to 12 hours.
3 Functional Lid Options
– Comes with a flip lid and straw, making it convenient for sports, travel, or everyday use. The nozzle is soft silicone material,pefect for kids.
4 Sublimation-Ready Surface
– Coated with a professional sublimation layer, ensuring vibrant, full-color printing that is scratch-resistant and long-lasting—ideal for logo, brand, or custom design. Easy to do custom design or print photo on flask by oven or sublimation machine.
5 Perfect for Customization Businesses
– Designed for bulk customization, suitable for promotional gifts, corporate branding, school events, sports teams,wedding gift and reseller programs.
6 Wholesale & Bulk Supply
– Available in large quantities with competitive pricing, supporting distributors, gift companies, and e-commerce sellers looking to expand their custom drinkware product line.
7 B2B-Friendly Customization – Min. order 50+ units to strart with your business. If you want to get small quantity bottles or tumblers for your customer or emploees. It's the best choice.
Why You'll Love It:
✨ Customization Options – As a trusted supplier, we offer a wide range of customization options, including logo placement, color choices, and custom packaging.
✨ Factory Direct Pricing – Enjoy competitive rates for bulk orders, ensuring cost-effectiveness without compromising quality.
✨ Durable & Reliable – Built to withstand daily use, our tumblers are perfect for corporate gifts, promotional events, or retail sales. Eco Drinkware offer nice after sales serevice for our sublimation bottle.
✨ Fast Turnaround – Our factory is equipped to handle large-scale orders with efficient production and timely delivery. Especially that we use robot in production which made production much faster now. There are 200 workers and 10 production lines work for our customers every day.
✨ Eco-Friendly & Reusable – We use recycled stainless steel in production.Promote sustainability with a reusable tumbler that reduces waste and aligns with eco-conscious values. More and more customers choose stainless steel insulated flask to replace plastic bottle. ✨Global Delivery – We offer global delivery to all customers. Even offer DDP shipping to many countries. It do help customers to save money. ✨Reliable supplier – Eco Drinkware have worked in this filed for 10 years. With experienced technology team and sales person to work out all new project well. It's wise to work with profession supplier to save money and time. Trust you will have pleased purchase experience.
Order Today!
As a leading supplier of sublimation flask, we specialize in helping businesses create personalized products that leave a lasting impression. Whether you need 100 or 10,000 units, our factory is ready to meet your demands with top-notch quality and exceptional service.
Contact us now for a custom quote and elevate your branding with our 12oz 20oz stainless steel insulated sublimation flask!

| Item number | GV021 |
| Capacity | 12oz/350ml, 20oz/600ml |
| Insulated | Yes |
| Special coating | sublimation coating |
| Color | Red, silver, green, blue, white ,black,rosegold .customized color,Pantone color |
| Material | 304 stainless steel inner and 201 stainless steel outer ,new pp plastic lid ,silicone seal ring |
| Feature | Double walled vacuum flask ,big capacity , custom design |
| MOQ | 50 pcs |
| Logo | Laser,silk printing ,heat transfer , water transfer, gas transfer , 3D printing , sublimation ,etc |
| Package | white box, custom printed box, cylinder box, bubble bag,gift box |
| Sample time | 3 days for stock sample, 7 days for custom logo sample |
| Production time | 10-35 days depend on quantity and requirements |
| About payment | Wire transfer , paypal, western union , trade assurance |
| Country of origin | Made in China |
| Origin of certificate | Yes, we can offer |
| New mold bottle | Yes, we have new mold development team |
| Terms | EXW,FOB,CIF, DDU, DDP |