Stay Ahead of Heat Stress with Shurfit The Shurfit heat sensing wristband is a color changing wearable that helps athletes and active individuals track their body heat in real time. At 98.6°F it stays black (safe), at 100–101°F it turns orange (warming up), and at 102°F and above it glows bright orange (overheating). With one quick glance, you'll know when you're at risk for fever, dehydration, or heat exhaustion. Comfortable and Built for Every Sport Made from soft, lightweight, and sweat‑resistant material, the Shurfit wristband is designed for all‑day wear without irritation. Whether you're running, cycling, lifting, training, or competing in football and other high‑intensity sports, it delivers reliable alerts while staying secure on your wrist. Smart Heat Guard for Athletes Color changing wristband with instant heat alerts Black at 98.6°F (normal), orange at 100–101°F (warming), bright orange at 102°F+ (overheating) Helps detect early signs of fever, dehydration, and heat stress Lightweight, comfortable, and sweat‑resistant design Perfect for fitness, running, cycling, football, and training