POYAKU is the only sales channel Compatible with Hydro Flask Standard Mouth.
We endeavor all the efforts to design and provide high quality straw lid for hydro flask water bottle

Perfect hydroflask water bottle Standard Mouth straw lid for replacement
Patent design-The dust cover can effectively prevent dust from entering
and avoid touching the nozzle by hand
More Safe - BPA free
Durable - Solid and last long
Easy to Carry: Flexible loop handle, soft and easy to grasp
Easy to Use - Using the dust cover to open the nozzle is easier
than the traditional opening method
Easy to Clean - Straw cleaner included
Lid with straws fits Hydroflask Standard Mouth water bottle
Straw lid in high quality

Best value pack includes:
Straw Lid for Hydroflask 18 oz 21 oz 24 oz Standard Mouth Water Bottle
Straws
Straw Cleaner

Straw lid for hydroflask Standard Mouth water bottle and below brand and size. Compatible with:
Hydro Flask 18 21 24 oz
Simple Modern Ascent Water Bottle 17 20 24 32 64 oz
Klean Kanteen Classic Bottle 12 18 27 40 64 oz
Iron Flask 12 16 20 24 32 64 oz
The Coldest Water Sports Bottle Standard Mouth 21 oz

Long straws included, cut a bit by scissors to fit your hydroflask wide mouth water bottle (Standard Mouth diameter 1.7 inches)

Kindly remind
NOT for any of your other brand bottle
Not for narrow mouth water bottles
NOT for Hydroflask Wide Mouth
NOT for Simple Modern Summit
NOT for Klean Kanteen Soda Bottle
NOT for WIDE MOUTH

How to Use
1.Cut the straws a bit at the end to fit your different height of compatible brand bottle size
2.Connect plastic straw tightly
3. Screw on tightly after cleaning
4.Flap the straw mouth straight to sip