-The button on the cap can be locked by lowering it, or unlocked by raising it up, and push the bottom part of the button to open while it is unlocked. Be sure to lower the button to lock it when storing or carrying it in your bag.
-Always use it under adults’ supervision, and do not use it for other purposes. It can cause safety accidents.
-Do not use immediately after you put hot drinks, it can cause backflows and burns yourself.-Any impacts caused by dropping or bumping can damage the parts, and end up leaking.
-The button on the front can be disassembled by impacts. It is not refundable/exchangeable for these reasons.
-Do not sterilize in boiled water.
-Do not use microwave ovens.
-Please be careful as the top of the cap opens quicker when the straw is assembled.
-Do not shake with the cap open. The joints may be disassembled and cause injury or damage.