Safe: made of high-quality stainless steel and silicone, safe to use and use.<br> Wide range of uses: can be used for beer, wine, pre-mixed spirits, casual soft drinks, etc.<br> Easy to use: just insert the stainless steel rod into the bottle, place the mouth on the silicone, and turn it over to drink<br> Working principle: The vent tube decompresses the beverage and acts as an outlet hole, so the liquid can flow faster.<br> Compared with other products, our products have a timer, so you can compete with your friends for a drinking time competition.<br> type: curved<br> colour: green<br> Material: stainless steel + silicone<br> Package Contents:<br> 1 x Beer straws<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.