Summit Silicone Boot - Fits 32-40oz Bottle Sizes - Medium color_WVIR Functional: Cupholder-friendly with an ergonomic

Functional: Cupholder-friendly with an ergonomic handle design

Leak & Splash Proof: The clear flip lid and insulated flip lid are leak-proof when closed

Leak-Resistant Insulated Lid

Interior Features:

Vacuum Insulated: Simple Modern Cruisers are double walled and vacuum insulated

Summit Silicone Boot - Fits 32-40oz Bottle Sizes - Medium color_WVIR Functional: Cupholder-friendly with an ergonomicMaximum Protection: This silicone boot is the best way to prevent dents, scratches and other imperfections on the bottom of your bottle, and is perfect for kids and adults alike. Customize Your Bottle: The Simple Modern Boot is the perfect way to accessorize your bottle. Pick a color that matches your bottle or create a unique look that expresses who you are!