Professional thermal flask manufacturer with 15+ years experience. h2deek offers OEM/ODM services, double-wall vacuum insulation, 12-24 hour temperature retention, BPA-free certified, MOQ 500pcs, factory-direct pricing from $5-15 per piece. Get a free quote for your thermal flask project!
How It Works: Two stainless steel walls with a vacuum layer between them prevent heat transfer by conduction and convection.
Performance: Hot 12-24 hours, cold 24-48 hours
Materials: 304 or 316 stainless steel
How It Works: Additional copper layer between steel walls reflects heat radiation inward.
Performance: Hot 18-24 hours, cold 36-48 hours
Price Impact: +30-50% over standard
| Type | Capacity | Best For |
|---|---|---|
| Classic Flask | 500-750ml | Hot beverages, outdoor |
| Wide Mouth Flask | 500-1000ml | Food storage, soup |
| Sports Flask | 350-750ml | Gym, hiking, cycling |
| Kids Flask | 350-500ml | School, lunch boxes |
| Type | 500-999 pcs | 1000+ pcs |
|---|---|---|
| Classic Flask | $6-12 | $5-10 |
| Wide Mouth | $7-14 | $6-12 |
| Sports Flask | $5-11 | $4-9 |
| Kids Flask | $5-10 | $4-8 |
Check out our other related products:
Standard double-wall vacuum flasks keep liquid hot for 12-24 hours. Copper-plated models extend this to 18-24 hours.
Standard MOQ is 500 pieces per design. Volume discounts available for 1,000+ pcs.
Yes, we offer laser engraving, screen printing, UV printing, and embossing. MOQ 500pcs per logo design.
Sample: 5-7 days. Bulk production: 25-35 days after sample approval.
h2deek is a professional thermal flask manufacturer with over 15 years of experience. We serve brands, retailers, and corporations worldwide with high-quality insulated flasks and OEM/ODM services.
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