-Steel free design, no metal part included.

-Suitable to use on all Grosmimi bottles and straw cups.

-Easy to open and use with one hand.

-Leak proof design.

-Straw teat is not included.

-Please assemble the silicone straw teat directly with the one-touch cap instead of the cap and ring that comes with the straw cup.

Warnings:

-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 shake with the cap open. The joints may be disassembled and cause injury or damage.