've read email just before the Fuerteventura holiday the sandals; Liefrung promp and as desired. Initially clear smell of rubber, but subsided. Sandals were well set, and comfortable to wear, but: had them times nicvhtsahnend day stand on the terrace - in the blazing sun Fuertefventuras (floor tiles are so hot that you can not stand it!) - then had replaced on both the soles of shoes front. One side I could still save (again compress), with the other I had to Shoe Repair. So: Do not leave in the heat, then everything is ok