Vegg04-V uses vegetabled tanned insole leather from european calfs. It is breathable and guarantees a non welding foot. It is absolutely healthy and causes always a good foot climate.
The outsole is an abrasion-resistant synthetic sole, which contains rubber granules. For highest security in walking. It imitates the look of natural crepe sole material.
The white wedge - the midsole is of EVA material. It is soft, light and typically used for bathing mules. A footbed squeezes off due to your own body weight. This material is the reason why the mules swim on water.