ghd Chronos Curve Grand Tong: For 3× faster styling, high-definition results for easy, frizz-free curls that last all day². High definition results: Frizz-free curls³, 50% more shine⁴ and no extreme heat damage5. Developed and tested by professionals, the Grand Tong is the perfect tool for long-lasting, voluminous curls. Ideal for medium to long hair. Comparison with competitor curling tongs at 190°C. Lab test to measure the time it takes to create the same length of curl (without Max Wand). When used with curl hold spray. Technical test to measure curl stability in a humidity chamber at 50% relative humidity. Technical laboratory test on brunette hair compared to naturally dried hair. ⁴Technical laboratory test on frizzy hair - measurement of frizz reduction after curling compared to naturally dried hair as a measure of smoothness. 5Extreme heat damage is any heat treatment that causes a fractional reduction in wet tensile strength per cycle of more than 0.005, measured over at least 100 cycles on brown, Caucasian hair (a "strength reduction").