The vegan Eco Bio Thong Sandals by thies® are made of supersuede leather alternative. These unisex sandals feature soft PET lining from recycled post-consumer bottles and a recycled PES insole. Ultra-light with a recyclable cork outsole and no annoying seams, they offer an ergonomically shaped footbed ideal for barefoot wear. So comfortable and non-marking, they're perfect for indoor and outdoor use - at home, office, fitness or yoga studio. Their timeless, stylish silhouette makes them the ideal sustainable everyday shoe. GRS® certified materials and PETA® approved vegan. Fairly produced in Spain with environmentally friendly recycled paper packaging. Composition Outer material: Vegan soft suede Inner lining: Recycled PET Insole: Recycled PES Sole: Lightweight recyclable EVA Footbed: Real cork Size 36 EU = 23 cm x 8.3 cm 37 EU = 24 cm x 8.3 cm 38 EU = 24.7 cm x 8.7 cm 39 EU = 25.2 cm x 8.9 cm 40 EU = 25.8 cm x 9.0 cm 41 EU = 26.3 cm x 9.0 cm 42 EU = 27.0 cm x 9.0 cm Fit: Normal