- Materials
- The flask features a vacuum-plated copper inner liner for extended insulation, a 304 stainless steel inner liner, a microwave-plated copper layer on the outer wall, a high vacuum insulation layer, a 304 stainless steel outer layer, and a thickened paint layer at the bottom. The flask is coated with a wear-resistant matte outer layer.
- Insulation Performance
- The flask is designed to maintain temperature levels of 94°C or above for 6, 12, and 24 hours. The insulation performance is tested according to the national standard GB/T29606-2013 for stainless steel vacuum flasks.
- Capacity Options
- The Joyoung Travel Flask WR575 is available in two capacity options: 1.5L and 2.0L, providing ample water supply for outdoor activities. The 2.0L flask can hold Approx. 8 cups of water (250mL each).