400ml Stainless Steel Insulated Travel Mug – Leakproof Thermos

Meet your new everyday companion — the 400ml Stainless Steel Insulated Travel Coffee Mug. Whether you're commuting, working at your desk, hitting the road, or exploring the outdoors, this sleek vacuum flask keeps your favourite drinks at the perfect temperature for up to 6 hours. Compact, lightweight, and leakproof, it's the travel mug you'll reach for every single day.

Made in Mainland China.

Why You'll Love It

• Premium 304 Stainless Steel: Food-grade, durable, and free from high-concern chemicals — so every sip is clean and safe.
• Double-Wall Vacuum Insulation: Keeps drinks hot or cold for up to 6 hours, maintaining that ideal temperature from first sip to last.
• Leakproof Lid: A secure, tight-sealing lid means zero spills in your bag, car, or at your desk.
• Perfect 400ml (13.5 oz) Capacity: The ideal size for a full cup of coffee, tea, or your favourite cold brew — enough to keep you going without the bulk.
• Lightweight & Portable: Weighing just 0.47 lb (213g), it's effortless to carry throughout your entire day.
• Easy to Clean: Simple hand washing keeps this mug hygienic and looking great — low maintenance, high reward.
• Car-Friendly Design: Slim profile fits most standard car cup holders — perfect for the daily commute.

Product Specifications

• Capacity: 400ml / 13.5 oz
• Material: 304 Grade Stainless Steel
• Weight: 0.47 lb (approx. 213g)
• Insulation: Double-wall vacuum, up to 6 hours
• Lid Type: Leakproof sealed lid
• Cleaning: Hand wash recommended
• Origin: Made in Mainland China

Perfect For

• Daily commutes and road trips
• Office and desk use
• Hiking, camping, and outdoor adventures
• Gym sessions and fitness routines
• Gifting — a thoughtful, practical present for coffee and tea lovers

Looking for more ways to elevate your drink experience? Check out our 1.4W Solar Bird Bath Fountain Pump for your garden setup, or browse our 10-in-1 Biotin Hair Mask for a complete self-care routine to pair with your morning coffee ritual.

For authoritative guidance on safe drinkware materials, visit the U.S. FDA Food Contact Substances resource.

Learn more: Stanley (drinkware company)

Frequently Asked Questions

Q: How long does the 400ml stainless steel travel mug keep drinks hot or cold?

A: Thanks to its double-wall vacuum insulation, this stainless steel travel mug maintains the temperature of hot or cold beverages for up to 6 hours — ideal for long commutes, workdays, and outdoor adventures.

Q: Is this insulated coffee mug leakproof and suitable for use in the car?

A: Yes! The mug features a secure leakproof lid that prevents spills in your bag or vehicle. Its slim profile also fits most standard car cup holders, making it a great travel companion for daily commutes.

Q: What material is this thermal travel mug made from, and is it safe to use?

A: This mug is constructed from 304 grade stainless steel — a food-grade, durable material that contains no high-concern chemicals, ensuring every drink is safe and clean-tasting.

Q: How do I clean this stainless steel vacuum flask?

A: Simply hand wash the mug and lid with warm, soapy water after each use. Hand washing is recommended to preserve the vacuum seal and the finish of the stainless steel over time.