[Color Changing Swim Trunks] - Our color changing shorts will change their color due to the temperature difference. When there is a temperature difference between the outside temperature and the water temperature or the fabric that fits the skin, the swimming trunks will change color, which is very cool.You can DIY at will and show your charm in front of your friends.[High-Quality Fabric] - The summer swimming trunks are made of 100% polyester fiber, which is light and comfortable, discolored by water, wear-resistant and not easily deformed, quick-drying fabric is easier than wool or cotton fabrics The water seal is volatilized to bring you the most comfortable wearing experience.[Exquisite Design] - Our beach pants are super cool and functional in design, featuring a drawstring elastic waistband at the waist and pockets deep enough on the sides for your phone, sunglasses, keys, and more. The color changing swimming trunks are covered with a layer of inner mesh, which will not cause discomfort due to the friction between the thighs and the swimming trunks, making you feel very breathable and comfortable to wear.[Swim Trunks Size] - Our color-changing shorts are in Asian sizes, please refer to the size chart when purchasing, but if you're in between, please order one size up.[Applicable Scenarios] - Color changing beach shorts are ideal for use in pool parties, fitness, hot springs, running, surfing, beach vacations, rafting and many other scenarios to add a color to your life.