
Category
Recommended products
Custom Color Logo Stainless Steel Tumbler Insulated Vacuum Flask for Auto
Overview Package Size59.20cm * 53.50cm * 27.50cm Package Gross Weight14.800kg .lc-a-img { position: relative; width: 100
- Overview
- Packing & Delivery
- Specification
- Company Profile
- FAQ
Basic Info.
| Model NO. | ST-FML38 |
| Color | Multicolor |
| Insulation Time | 12 Hours |
| Usage | In-Car, Indoor, Office, Outdoor, Travel |
| Accessories | with Straw and Handgrip |
| Occasion | Commuting, Office, Sport, Outdoor |
| Material of Cup Body | Double Wall 304 Food-Grade Stainless Steel |
| Material of Lid | Premium Eastman Tritan (U.S. Origin) |
| Product Feature | BPA Free and Leakproof |
| Color and Logo | Acceptable Customized Logos and Colors |
| Patent Design | Push-Pull Lid Opening, Hidden Retractable Straw |
| Surface Finishing | Fine Matte Finish |
| Inner Tank Craftsmanship | Seamless Stretched Inner Tank |
| Type | Stainless Steel Insulated Tumbler |
| Certification | FDA Certification |
| Delivery | Sea /Air/ Express |
| Packaging | Individually Packed in Box |
| Attribute | Drinkware, Gift, Promotion Item |
| Advantage | Eco Friendly |
| Transport Package | Carton |
| Specification | 38 oz |
| Trademark | VOLWESS |
| Origin | China |
| Production Capacity | 5000PCS/Day |
Packaging & Delivery
Package Size59.20cm * 53.50cm * 27.50cm Package Gross Weight14.800kgProduct Description
Packing & Delivery
| Outer Carton | 20pcs/ctn |
| Package Size | 14.50cm * 10.50cm * 27.50cm |
| Package Gross Weight | 0.690kg |
| Shipping Terms | EXW, FOB, CIF are all available, please contact us for the best shipping solution |
| Product name | VOLWESS |
| Model | ST-FML38 |
| Material | 304 food-grade Stainless steel |
| Capacity | 38oz |
| Bottom Pad | Silicone |
| Leakproof Rating | 100% Leakproof |
| Cleaning Method | Hand Wash Only (Lid) / Dishwasher Safe (Body) |
| Insulation Performance | Keep warm or cold for 12 hours |
| Color Options | White / Black /Gray / Pink / Green / Blue |
| Packaging | Individually packed in box |
| Custom Options | Logo Printing , Color Customization, Gift Box Option |
2. Hidden retractable straw design for more hygienic drinking.
3. 304 stainless steel seamless inner liner — no welds for better insulation and easy, residue-free cleaning.
4. One-piece Tritan food-grade lid with a smooth, crevice-free interior.
5. Ergonomic comfortable handle, easy to grip without fatigue even after long-time holding.
6. 360° leak-proof seal — stays drip-free even when turned upside down.
7. 70mm base diameter fits most standard car cup holders.
8. Silent silicone base pad — reduces noise and prevents slipping.
9. Long-lasting heat and cold retention — superior temperature lock.
10. All materials pass professional tests, BPA free, eco-friendly and safe, certified by US FDA.
11. Support customization of colors, packaging and logos.
12. product owns invention patent, utility model patent and design patent with genuine quality guarantee.Company Profile


A: 100% leak-proof when closed. We can provide videos or pictures of the inversion test.
Q3: How long should it be kept warm? How long should it be kept cold?
A: Using double-wall vacuum insulation technology, it keeps hot drinks at 95°C initial temperature to above 65°C after 6 hours and above 45°C after 12 hours (tested at 20°C room temperature). Cold retention: keeps ice water cold for up to 24 hours.
Q4: What kind of stainless steel is the inner liner made of? 304 or 316?
A: The inner body is made of 18/8 (304) food-grade stainless steel, meeting the demands of the vast majority of the market.
Q5: Can you customize the LOGO?
A: We support logo customization, with MOQ of 1000 pieces for custom printing.

