Hydration just got a whole lot more fun. The Frank Green Ultralite Colour Change Bottle transforms with every icy pour, revealing vibrant colour shifts that make every sip a surprise. Lightweight, durable, and made from over 95% recycled stainless steel, it’s designed to keep up with your day, from workouts to commutes and everything in between.
Equipped with a Flip Straw lid for smooth, spill-free drinking, this single-wall bottle combines playful innovation with everyday practicality. Safe, sustainable, and endlessly reusable, it’s hydration with personality, and a bottle you’ll actually look forward to refilling.
Features
Colour-changing technology reacts to cold water for a fun, interactive effect
Lightweight single-wall design made from over 95% recycled stainless steel
Flip Straw leakproof lid for easy sipping on the go
BPA-free and made from FDA & EU-approved safe materials
Hand wash only; avoid direct sunlight
Care & Colour Change Guide
Boost: Chill in the fridge for 5-10 minutes, then rinse with cold water.
Add icy water: Below 5°C is ideal; watch the colour shift in real time.
Reset: Rinse with warm water or allow to return to room temperature.
Rinse & repeat: Hand wash, air dry, and enjoy the magic all over again.
