【Tumbler with Straw Water Bottle Vacuum Insulated Stainless Steel 2WAY Gradient Color Stylish with Lid Lightweight Cold Retention Heat Retention Portable Large Capacity 600ml Mug Bottle Cute Present (Twilight)】 - Heat Retention: 50°C or higher for 6 hours - Cold Retention: 9°C or lower for 6 hours Current product from 2026. Purchases without comments are OK. Purchases in the middle of the night are also OK. Immediate purchase OK. The pastel purple x pastel orange gradient is very beautiful. I think it's a bargain as it's a rare color in Japan. The straw is stainless steel. The lid is transparent, and you can choose between straw and direct drinking by turning it. When drinking as a cup, you can remove the lid and drink. The drinking spout is smooth stainless steel.