









The Duett is defined by its innovative "Share-Ready" design, featuring two integrated, thermal-insulated cups (6.8 oz and 6.4 oz). Unlike standard flasks that leave one person waiting, the Duett allows two explorers to enjoy their drink simultaneously. These precision-molded cups protect your hands and lips from extreme temperatures, providing a comfortable, safe drinking experience in sub-zero or high-heat environments. It’s the ultimate centerpiece for basecamp strategy sessions and mid-trail breaks.
Reliability meets tactical durability with the specialized Hammer Powder Coating. Available in sophisticated Grey and Beige, this ultra-hard finish is designed to resist the scratches, dings, and abrasions common in rocky terrain and dense brush. The inner workings are just as robust, featuring a high-precision pour-through stopper. This threaded system allows you to serve drinks with a simple partial turn, maintaining the vacuum seal and internal temperature while providing a 100% leak-proof barrier during transport in your pack.
The Duett series is the ultimate force multiplier for your backcountry kitchen, turning marginal conditions into a high-performance drinking environment. When temperatures drop and winds pick up, this rugged vessel becomes the difference between a cold sip and a hot recharge. Built for those who demand reliability in the wild, it is an investment that pays dividends in comfort and performance on every trek. Don't settle for lukewarm—take control of your hydration with Terra Incognita.
PRO-TIP FOR PEAK PERFORMANCE: To maximize heat retention, "prime" your thermos by filling it with boiling water for 5 minutes before adding your beverage. For stubborn tea or coffee stains, a simple mixture of baking soda and warm water soaked for one hour will restore the 18/8 stainless steel interior to a factory-clean finish. Never place your vacuum flask in a dishwasher, microwave, or freezer.
Specifications
| Characteristic | Duett 1000 | Duett 1200 |
|---|---|---|
| Weight (US) | 21.9 oz | 24.3 oz |
| Weight (EU) | 620 g | 690 g |
| Packed Size (US) | ∅3.7 × 11.3 in | ∅3.7 × 12.6 in |
| Packed Size (EU) | ∅95 × 286 mm | ∅95 × 320 mm |
| Volume (US) | 34 fl oz | 40 fl oz |
| Volume (EU) | 1000 ml | 1200 ml |
| Cup Volumes (US) | 6.8 fl oz & 6.4 fl oz (Included) | |
| Cup Volumes (EU) | 200 ml & 190 ml (Included) | |
| Material | Premium 18/8 Food-Grade Stainless Steel | |
| Finish | Anti-Scratch Hammer Powder Coating | |
| Insulation | Double-Wall Vacuum Insulated | |
| Stopper Type | Precision Pour-Through Threaded Stopper | |
| Best Use | Hiking, Camping, Overlanding, Tactical Use | |
| Product Type | Heavy-Duty Vacuum Flask | |
Features
- Shared Hydration: Includes two insulated drinking cups for comfortable communal use in the field.
- Superior Retention: Advanced vacuum technology keeps liquids hot or cold for extended expeditions.
- Hammer Coating: Specialized exterior finish provides extreme resistance to mechanical damage and wear.
- 18/8 Steel: 100% food-safe stainless steel construction ensures zero odor or metallic taste.
- Leak-Proof Stopper: Pour-through design allows serving without removing the plug, preserving heat.
- Tactical Build: Lightweight yet impact-resistant, starting at just 21.9 oz for the 34 oz model.
- BPA-Free: All plastic components are non-toxic and engineered for high-temperature safety.
The Duett is defined by its innovative "Share-Ready" design, featuring two integrated, thermal-insulated cups (6.8 oz and 6.4 oz). Unlike standard flasks that leave one person waiting, the Duett allows two explorers to enjoy their drink simultaneously. These precision-molded cups protect your hands and lips from extreme temperatures, providing a comfortable, safe drinking experience in sub-zero or high-heat environments. It’s the ultimate centerpiece for basecamp strategy sessions and mid-trail breaks.
Reliability meets tactical durability with the specialized Hammer Powder Coating. Available in sophisticated Grey and Beige, this ultra-hard finish is designed to resist the scratches, dings, and abrasions common in rocky terrain and dense brush. The inner workings are just as robust, featuring a high-precision pour-through stopper. This threaded system allows you to serve drinks with a simple partial turn, maintaining the vacuum seal and internal temperature while providing a 100% leak-proof barrier during transport in your pack.
The Duett series is the ultimate force multiplier for your backcountry kitchen, turning marginal conditions into a high-performance drinking environment. When temperatures drop and winds pick up, this rugged vessel becomes the difference between a cold sip and a hot recharge. Built for those who demand reliability in the wild, it is an investment that pays dividends in comfort and performance on every trek. Don't settle for lukewarm—take control of your hydration with Terra Incognita.
PRO-TIP FOR PEAK PERFORMANCE: To maximize heat retention, "prime" your thermos by filling it with boiling water for 5 minutes before adding your beverage. For stubborn tea or coffee stains, a simple mixture of baking soda and warm water soaked for one hour will restore the 18/8 stainless steel interior to a factory-clean finish. Never place your vacuum flask in a dishwasher, microwave, or freezer.
Specifications
| Characteristic | Duett 1000 | Duett 1200 |
|---|---|---|
| Weight (US) | 21.9 oz | 24.3 oz |
| Weight (EU) | 620 g | 690 g |
| Packed Size (US) | ∅3.7 × 11.3 in | ∅3.7 × 12.6 in |
| Packed Size (EU) | ∅95 × 286 mm | ∅95 × 320 mm |
| Volume (US) | 34 fl oz | 40 fl oz |
| Volume (EU) | 1000 ml | 1200 ml |
| Cup Volumes (US) | 6.8 fl oz & 6.4 fl oz (Included) | |
| Cup Volumes (EU) | 200 ml & 190 ml (Included) | |
| Material | Premium 18/8 Food-Grade Stainless Steel | |
| Finish | Anti-Scratch Hammer Powder Coating | |
| Insulation | Double-Wall Vacuum Insulated | |
| Stopper Type | Precision Pour-Through Threaded Stopper | |
| Best Use | Hiking, Camping, Overlanding, Tactical Use | |
| Product Type | Heavy-Duty Vacuum Flask | |
Features
- Shared Hydration: Includes two insulated drinking cups for comfortable communal use in the field.
- Superior Retention: Advanced vacuum technology keeps liquids hot or cold for extended expeditions.
- Hammer Coating: Specialized exterior finish provides extreme resistance to mechanical damage and wear.
- 18/8 Steel: 100% food-safe stainless steel construction ensures zero odor or metallic taste.
- Leak-Proof Stopper: Pour-through design allows serving without removing the plug, preserving heat.
- Tactical Build: Lightweight yet impact-resistant, starting at just 21.9 oz for the 34 oz model.
- BPA-Free: All plastic components are non-toxic and engineered for high-temperature safety.
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