【Sport Water Bottle】Made from -lightweight, durable Tritan copolyester, It is very suitable for people with high High exercise demand needs, suitable for weight loss,fitness, outdoor sports and we supply a spare food graded silicone seal for replacements 【Multifunctional Design】Our ZOUNICH sports water bottle are tough, durable and shatterproof, One click to open, convenient and fast. The safety lock on the bottle cap can lock the bottle in place to prevent accidental opening.It is the first choice for cycling, climbing, hiking, running, or any outdoor activity. 【 Leak-proof 】 Equipped with a safety closure lid, the internal food-grade silicone ring reinforces the protection and improves the leak-proof effect. It is available in Four sizes which is suitable for most bottle holders and backpacks. sizes which is suitable for most bottle holders and backpacks. 【 Fruit Filter 】: There is a filter on the top which is great for fruit or ice cube infuser, such as lemons or whatever fruit you wish to use. The wide mouth and removable filter can add fruits, ice cubes and tea. The handy motivational markers remind you when it's time to drink more water. 【Multiple Choices 】The gym water bottle are available in 12 different bright and personalized colors and 4 size to choose from, Ideal for people of all ages to choose the size and color they want.