StellarFlask 320ml Insulated Tumbler – Leak-Proof Travel Mug, Stainless Steel Vacuum Thermos Cup

📝 Quick Preview
Never sacrifice the perfect temperature again. Meet the StellarFlask Insulated Tumbler—your go-to travel companion that keeps coffee piping hot for up to 6 hours and iced drinks refreshingly cold for 8. Crafted with double-walled stainless steel and a leak-proof flip lid, this sleek purple tumbler fits effortlessly in your hand, car cup holder, or bag, making it ideal for busy commuters, students, and on-the-go professionals who demand both style and reliability.

✅ Key Features & Benefits
✔ Double-Walled Vacuum Insulation – Lock in temperature for hours, ensuring your morning coffee stays hot and your afternoon smoothie stays chilled.
✔ Leak-Proof Flip Lid with Silicone Seal – Twist-on design prevents spills, so you can toss it in your bag worry-free.
✔ 304 Stainless Steel Interior – Resists odors and stains, guaranteeing pure taste with every sip—no metallic aftertaste.
✔ Sweat-Proof Matte Finish – Provides a non-slip grip and resists fingerprints, keeping your tumbler looking sleek and clean.
✔ Eco-Friendly & Durable – Made with high-quality, reusable materials to reduce waste and last for years.
✔ Perfect 11oz (320ml) Size – Compact yet spacious enough to hold your favorite beverage without being bulky.

🧠 Who It’s For + Why Choose It?
Perfect for commuters, office workers, gym enthusiasts, and eco-conscious users tired of cheap tumblers that sweat, leak, or lose temperature too quickly. Unlike ordinary travel mugs, the StellarFlask combines elegant design with rugged functionality—its vacuum-sealed core and secure lid make it the smart choice for daily use.

💡 Pro Tips for Best Use

• Pre-warm your tumbler with hot water before adding coffee for extended heat retention.

• Handwash the lid to maintain the silicone seal’s integrity over time.

• Use a gentle brush to clean the stainless steel interior and avoid abrasive sponges.

🚀 Time to Elevate Your Sip!
Don’t settle for lukewarm or spilled drinks—upgrade your daily routine with a tumbler that works as hard as you do. Grab your StellarFlask now and experience the perfect sip, every time!