Large Capacity 750ml Stainless Steel Vacuum Flask / Thermos Vacuum Sling Cup

Large Capacity 750ml Stainless Steel Vacuum Flask / Thermos Vacuum Sling Cup

Enjoy reliable hydration every day with this 750ml Stainless Steel Vacuum Flask, designed for durability, safety, and practical temperature retention. Made from high-quality stainless steel, this vacuum flask is suitable for hot and cold beverages such as coffee, tea, water, and juice.

The double-wall vacuum insulation helps keep drinks warm for 6–12 hours and cold for up to 24 hours, depending on usage conditions. Its secure, leak-resistant lid allows safe carrying in bags, while the portable belly-cup design ensures a comfortable grip for work, school, travel, sports, and outdoor activities.

Also known as a Vacuum Sling Cup, this thermos is built for everyday convenience and long-term use.

Key Features

Large 750ml Capacity – Ideal for daily hydration

Double-Wall Vacuum Insulation – Maintains temperature for hours

Stainless Steel Construction – Durable and rust-resistant

Leak-Resistant Lid – Helps prevent spills when properly closed

Neutral Taste – Does not affect drink flavor

Reusable & Eco-Friendly – Reduces single-use plastic bottles

Portable Belly-Cup Shape – Comfortable to hold and carry

Easy to Clean Interior – Smooth stainless steel surface

Specifications

Product Type: Vacuum Flask / Thermos / Vacuum Sling Cup

Capacity: 750ml

Material: Stainless steel

Inner Liner: Stainless steel

Insulation Type: Double-wall vacuum sealed

Thermal Performance:

Hot: 6–12 hours

Cold: Up to 24 hours

Bottle Type: Vacuum bottle

Shape: Belly Cup

Leak-Resistant: Yes

Color: As shown/ Silver

Applicable Users: Men & Women

Drinkware Type: Vacuum Flasks & Thermoses