How To Use Wet, squeeze, bounce and clean the blender after each use. Product Details This is a Beyond Beauty product which means it has been sourced, tried and tested and finally declared one of the most new and innovative heroes out there. Bring the fun to makeup application with Beautyblender's Play Single Blender. Promising flawless application, this innovative foam blender features Shadeshifter™ heat-activated technology transforming your sponge from a neon green to bright blue when in contact with in warm water. Full Ingredients Latex free polyurethane foam