Pneumatic cushioning cells adjust firmness based on temperature

What puts the wonder into WonderWelly?? FitFlop set out to turn an iconic silhouette into the world??s comfiest welly with their biomechanically engineered technology. They contoured the sole to evenly distribute bodyweight, filled the hollowed-out heel with their innovative honeycomb design that absorbs the impact of every step, and placed high-rebound micro ??springboards?? in the forefoot of these lightweight waterproof boots to help put a spring in your step. Here in the short version...

? Upper Material: Natural Rubber Mix
? Lining Material: Fabric
? Fastening: Adjustable Buckle
? Outsole: Slip-Resistant Rubber
? Technology: Wonderwelly

Polarized cushioning softens landings while maintaining responsiveness.