Frequently asked questions
Magnetic straw cover caps help protect reusable tumbler straws from dust, spills, and debris. TickTrend magnetic straw covers fit most 10mm–12mm straws used on 40oz handled tumblers including Stanley and Owala.
What size straw cover fits a 40oz tumbler?
TickTrend caps fit most 10mm–12mm straws on 30–40oz tumblers, including Stanley Quencher and similar handled bottles.
Are magnetic straw covers dishwasher safe?
Yes. TickTrend silicone magnetic straw covers are dishwasher safe for easy cleaning after everyday use.
How do magnetic straw caps work?
A flexible silicone cap with a magnetic seal sits over your straw opening. It snaps into place to block dust and splashes while staying easy to flip open for sipping.
Do straw covers prevent dust and spills?
They help keep dust, insects, and road-splash debris out of your straw and reduce minor spills when your tumbler tips in a cup holder or bag.
What is the best straw cover for a Stanley tumbler?
TickTrend magnetic straw cover caps are designed for 10mm–12mm straws on 40oz handled tumblers and are a popular accessory for Stanley, Owala, and Hydro Flask owners who want a secure, reusable cap.