Keep your drinks hot or cold for hours with this 500ml Thermos 0.5L Vacuum Insulated Water Bottle Mobile Mug! Perfect for outdoor activities, this bottle is a must-have for on-the-go hydration. Exclusively available on Amazon.co.jp, it comes in a stylish dusty blue color. The vacuum insulation technology and double-wall construction ensure your beverages stay at the desired temperature for up to 6 hours. With a leak-proof lid and comfortable handle, it's ideal for picnics, sports, or simply taking your favorite drinks with you wherever you go.