Food grade SUS304 Stainless steel insulated vacuum bottle 520/650/850/11000ml

a food-grade SUS304 stainless steel insulated vacuum bottle available in capacities of 520ml, 650ml, 850ml, and 1100ml (note: “11000ml” is likely a typo; 11,000ml = 11L is extremely large for a standard bottle, while 1100ml is common). This type of bottle is designed for long-term temperature retention and durability.

Key Features & Specifications

Material:
- SUS304 Stainless Steel (Food Grade):
  - High corrosion resistance, non-toxic, BPA-free.
  - Safe for beverages (hot/cold), acids (juices), and alkalis.
  - Meets international food safety standards (FDA, LFGB).
Insulation Technology:
- Double-Wall Vacuum Insulation:
  - A vacuum-sealed layer between inner/outer walls minimizes heat transfer.
  - Keeps drinks hot for 12-24 hours or cold for 24-48 hours.
  - Prevents condensation (“sweating”).

Capacities & Use Cases:

Capacity	Ideal For	Portability
520ml	Espresso, short drinks, kids’ use	Compact & light
650ml	Standard coffee, water, personal hydration	Everyday carry
850ml	Large coffees, smoothies, all-day water	Moderate bulk
1100ml	Sharing, workouts, travel, or work shifts	Larger/heavier

⚠️ Note: 11,000ml (11L) is uncommon for portable bottles (likely a typo). If accurate, it’s suited for events/catering.

Design & Functionality:
- Leak-Proof Lid: Usually includes a press-on or screw-on lid with silicone gaskets.
- Wide Mouth: Easy filling, adding ice, and cleaning.
- Durable Finish: Powder-coated or brushed steel exterior (scratch-resistant).
- Ergonomic Handle: Optional (common on 850ml+ sizes).
Pros:
- ✅ Eco-friendly (reusable, reduces plastic waste).
  ✅ Retains temperature 2× longer than non-vacuum bottles.
  ✅ Dishwasher-safe (check manufacturer guidelines; lids often hand-wash).
  ✅ Odor-resistant and stain-proof.
Cons:
- ❌ Heavier than plastic/glass alternatives.
  ❌ Larger sizes (850ml/1100ml) may not fit standard cup holders.