The newest SplashGuard Universal by Guyot Designs is designed to fit ALL wide mouth bottles. It is made from food grade silicone for a flexible, easy fit. Otherwise, it's the same proven design as the Original SplashGuard.
The no-splash way to drink from all wide-mouth bottles
Does not hold odors or tastes and is dishwasher safe
Intake allows user to fill bottle while SplashGuard is inserted
Measures: 2.2 (width/length) x 0.6 (height) in.; weighs: 0.33 oz.