<b> Item size:</b><br> Inner diameter 2.4",outer diameter 2.68"<br> <br><b> Item compatible with:</b><br>①Fit for Hydro Flask wide mouth (12oz,16oz,18oz,20oz,32oz,40oz,64oz)<br>②Fit for Simple Modern summit wide mouth bottle (10oz,14oz,18oz,22oz,32oz,40oz,64oz,84oz)<br>③Fit for MIRA wide mouth bottle (12oz,18oz,22oz,32oz,40oz)<br>④Fit for Iron Flask wide mouth bottle (22oz,32oz,40oz,64oz)<br>⑤Fit for Takeya wide mouth bottle (14oz,18oz,24oz,32oz,40oz,64oz) <br><br><b>Attention:</b><br>①Not for HYDRA-PEAK round bottom <br>②Not for YETI, RTIC <br>③Not for TAL <br>④Not for tumbler or growler <br>Only for WIDE MOUTH water bottle, Not for standard mouth / narrow mouth bottles. <br> <br> <b>Package Iincluds:</b><br>2 x Straw Lid <br> 2 x Straw<br> 2 x Brush<br>  <br>