Using the science of biomechanics, FitFlop set out to turn an iconic silhouette into the world's most comfortable welly. These game-changing waterproof boots are ultra-light, flexible, supportive. Unbeatable for long walks, here in the short version

• Contoured insole works with your natural alignment
• Heel with impact-absorbing honeycomb cushioning
• High-rebound 'springboard' ridges at the forefoot to propel you forward with each step