<h2>Keep Your Drinks Hot or Cold for Up to 6 Hours</h2> <p>Meet your new everyday companion — the <strong>510ml Double Wall Vacuum Insulated Thermal Mug</strong>. Crafted from food-grade <strong>304 stainless steel</strong> on the inside and durable 201 stainless steel on the outside, this sleek thermos mug is built for people on the move. Whether you're sipping morning coffee on your commute, enjoying afternoon tea at your desk, or staying hydrated during outdoor adventures, this mug has you covered.</p> <p>The advanced <strong>double-wall vacuum insulation</strong> traps heat (or cold) effectively, keeping your beverages at the perfect temperature for up to 6 hours. And thanks to its <strong>leak-proof lid design</strong>, you can toss it in your bag without a second thought.</p> <h3>Key Features</h3> <ul> <li>🥤 <strong>510ml Capacity</strong> — Generous size perfect for coffee, tea, or any hot or cold beverage</li> <li>🔒 <strong>Leak-Proof Lid</strong> — Secure seal keeps liquids in and messes out of your bag</li> <li>♻️ <strong>BPA-Free &amp; Eco-Friendly</strong> — No harmful chemicals; safe for daily use</li> <li>🌡️ <strong>Up to 6 Hours Insulation</strong> — Double-wall vacuum technology maintains your drink's temperature longer</li> <li>🏆 <strong>Food-Grade 304 Stainless Steel Interior</strong> — Resists odors, stains, and corrosion for a pure-tasting sip every time</li> <li>✋ <strong>Ergonomic Handgrip Design</strong> — Comfortable to hold; easy to carry wherever you go</li> <li>🎨 <strong>Available in 5 Colors</strong> — Black, White, Green, Blue, and Pink to match your style</li> </ul> <h3>Specifications</h3> <table> <tr> <td><strong>Capacity</strong></td> <td>510ml</td> </tr> <tr> <td><strong>Dimensions</strong></td> <td>17.5 × 9.8 cm</td> </tr> <tr> <td><strong>Interior Material</strong></td> <td>304 Stainless Steel</td> </tr> <tr> <td><strong>Exterior Material</strong></td> <td>201 Stainless Steel</td> </tr> <tr> <td><strong>Insulation Duration</strong></td> <td>Up to 6 Hours</td> </tr> <tr> <td><strong>Colors Available</strong></td> <td>Black, White, Green, Blue, Pink</td> </tr> <tr> <td><strong>BPA-Free</strong></td> <td>Yes</td> </tr> <tr> <td><strong>Leak-Proof</strong></td> <td>Yes</td> </tr> <tr> <td><strong>Country of Origin</strong></td> <td>Made in China</td> </tr> </table> <h3>What's in the Box?</h3> <ul> <li>1 × 510ml Thermal Mug with Lid</li> </ul> <p>For more guidance on safe drinkware materials, visit the U.S. Food &amp; Drug Administration – BPA in Food Contact Applications.</p> <h3>Frequently Asked Questions</h3> <h4>Q: What is the capacity of this thermal mug and what are its dimensions?</h4> <p>A: This double-wall stainless steel thermal mug holds <strong>510ml</strong> of liquid and measures <strong>17.5 × 9.8 cm</strong>, making it a great size for a full cup of coffee or tea without being too bulky to carry.</p> <h4>Q: Is this thermos mug safe to use for hot beverages?</h4> <p>A: Absolutely! The interior is made from <strong>food-grade 304 stainless steel</strong>, which is odor-resistant, corrosion-resistant, and BPA-free, making it completely safe for hot and cold beverages alike.</p> <h4>Q: How long does this vacuum flask keep drinks hot or cold?</h4> <p>A: Thanks to its <strong>double-wall vacuum insulation</strong>, this mug maintains your drink's temperature for <strong>up to 6 hours</strong> — ideal for a full workday, road trip, or outdoor outing.</p> <h4>Q: Is the lid truly leak-proof?</h4> <p>A: Yes! The mug features a <strong>secure, leak-proof lid</strong> so you can confidently place it in your bag, backpack, or car cup holder without worrying about spills.</p> <h4>Q: Can I wash this thermal mug in the dishwasher?</h4> <p>A: To preserve the vacuum insulation and finish, we recommend <strong>hand washing</strong> this mug with warm, soapy water. Avoid submerging the lid in boiling water or placing the mug in a dishwasher.</p> <script