- GLOW IN THE DARK: Great for a night out, camping, boating, movies, or any evening activity.
- FITS 40 OZ FLASKS: Perfectly fits 40oz Hydro Flask type bottles like a glove. Simply slide your flask into the silicone sleeve to use.
- PREVENT DAMAGE: Prevent everyday dings, dents & scratches. Perfect for the beach, rock climbing, hikes, and everyday usage!
- SOLID PROTECTION: Sleeve is 5mm thick at the base & 1.8mm thick around the flask, providing optimal protection.
- THOUGHTFUL DESIGN: Rounded square holes all around. The Onoola logo is embossed vertically for easy gripping.