Worth it. According to relevant public information, the biggest advantage of Japanese Coco sauce thermos cup is that it can keep the beverage within a certain temperature range, and it can protect your beverage temperature from being lower than expected in summer or winter. Its material is durable and can be reused, so it also meets the requirements of environmental protection. In a word, the Japanese Coco sauce thermos cup is a choice with high quality and reasonable price, which is worth buying.