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The Cello Duro 800ml Vacuum Insulated Hot & Cold Flask is the ultimate companion for travelers, office-goers, students, and anyone who loves their beverages at the perfect temperature, anytime, anywhere. Designed with precision engineering, this stainless steel flask features advanced vacuum insulation that keeps drinks hot or cold for hours, making it a must-have for everyday use. Its durable DTP coating ensures long-lasting protection against scratches and bumps, giving you a reliable, stylish flask that complements your active lifestyle.
Whether you are heading to work, school, a gym session, or an outdoor adventure, the Cello Duro Flask combines robust build quality, premium insulation technology, and ergonomic design in one convenient package.
Office Professionals: Keep your tea or coffee hot for long meetings or travel.
Students: Carry cold water or juice to campus without spills.
Travel Enthusiasts: Lightweight, durable, and ideal for road trips, flights, and hiking.
Fitness & Gym Goers: Maintain cold beverages for hydration during workouts.
Gifting: A practical, premium flask that makes an excellent gift for family, friends, and colleagues.
Hot & Cold Retention:
Problem: Drinks lose their temperature quickly in ordinary bottles.
Solution: The vacuum insulation technology in the Cello Duro Flask ensures your beverage stays hot or cold for extended periods. Enjoy hot tea, coffee, or cold water whenever you want, even hours after filling.
Durable DTP Coating:
Problem: Regular flasks get scratched, chipped, or stained easily.
Solution: The DTP coating provides a tough, non-slip finish that resists scratches and enhances grip. Perfect for rough use during travel or school.
Leak-Proof & Travel-Friendly:
Problem: Spills in bags and backpacks are messy.
Solution: The ergonomic lid design ensures leak-proof storage, so you can carry it confidently in your bag without worrying about spills.
Ergonomic & Lightweight Design:
Problem: Bulky flasks are uncomfortable to carry.
Solution: At 800ml capacity, it is lightweight and easy to hold, making it convenient for commuting, office use, or outdoor activities.
Premium Stainless Steel Construction:
Problem: Plastic or low-grade flasks can retain odor or degrade over time.
Solution: The 304 stainless steel interior is rust-free, safe, and preserves the natural taste of your beverages.
| Feature | Specification |
|---|---|
| Brand | Cello |
| Model | Duro |
| Material | Stainless Steel (inner + outer), DTP Coating |
| Capacity | 800 ml |
| Insulation Type | Vacuum Insulated (Double Wall) |
| Color / Pattern | Green |
| Height | ~25 cm |
| Diameter | ~8.5 cm |
| Weight | ~450g |
| Use Case | Travel, Office, School, Gym |
| Temperature Retention | Hot: ~8 hours, Cold: ~12 hours (approx.) |
| Leak-Proof | Yes |
| Care | Hand wash recommended |
Open the lid and pour your preferred beverage into the flask.
Secure the lid tightly to ensure it is leak-proof.
Carry it in your bag or keep it on your desk.
For optimal performance, pre-warm hot beverages or pre-chill cold beverages before filling.
Hand wash only to maintain the integrity of the DTP coating and insulation.
Avoid using harsh abrasives or steel wool.
Do not microwave.
Clean thoroughly after every use to prevent residue build-up.
1 x Cello Duro 800ml Vacuum Insulated Flask
1 x User Guide & Warranty Card
When choosing a vacuum flask, consider:
Capacity: The 800ml Cello Duro Flask is ideal for office, school, or personal travel use.
Insulation Performance: Double-wall vacuum insulation ensures long-lasting temperature retention.
Material & Durability: Stainless steel with DTP coating provides strength and scratch resistance.
Leak-Proof Design: Ensures safe transport in bags and backpacks.
Brand Reliability: Cello is a trusted name in kitchenware and insulated products in India.
Delivery: All India coverage with reliable courier partners.
Returns: 7–10 days from delivery for damaged or defective items.
Genuine products with verified quality.
Fast and secure shipping across India.
Competitive prices compared to online marketplaces.
Detailed product specifications and customer support for post-purchase assistance.
