Welcome to Reaction Kickboxing, all ladies kickboxing and, self defence in Chesterfield and Sheffield UK.You may have been thinking about trying kickboxing for a while, for weight control, confidence or self-defence, but put off with worrying thoughts about training with men that are twice your size! Reaction Kickboxing is an all ladies kickboxing programme that's friendly and fun, where you can train hard, feel safe and meet some new friends. So why not give it a go, first training session is FREE!