These are black when in colder climates but turn blood red with a warm touch or warm weather! About Now you see it, now you don't! Our temperature reactive nipple pasties will make onlookers do a double take while you strut the festival grounds. Black to Pink, Black to Green—rock your fav color combo on pasties that change color in the hot and cold. Just like all our other pasties, this color changing fabric is totally waterproof and can stick to your ta-tas for up to 12 hours. Why pick one color when you can have two? This is the missing piece you need to complete that killer ‘fit! Why Our Color Changing Fabric Is So Awesome • Two-Tone Pasties: Our temperature reactive fabric is the perfect solution for all those indecisive gals out there. Don't settle for one color—pick a pair of pasties that lets your creativity shine! Be cold one second with black pasties and warm up and watch your Nipztix change color! • Long-Lasting Coverage: A rave babe's biggest fear is her pasties falling off. Neva fear! Our color changing nipple pasties last for a whopping 12 hours. Say buh-bye to wardrobe malfunctions! • Medical-Grade Adhesive: Got sensitive skin? No problem, bb! These color changing pasties are made with hypoallergenic, medical-grade adhesive to keep yo' birthday suit flawless and smooth. • Ultra-Soft Material: We chose the softest materials for our color changing pasties so you can stay comfy all day. Size: 3" x 3"