Birkenstock four-season slippers have an ergonomic design and fully support the soles of your feet. They are very suitable for daily wear. The main thing is that they are not picky and suitable for all ages. This is the best pair for barefoot wear. The earth's primary color will not show dark feet, and can also be worn with socks. The shoes are very solid and durable, and have a high texture. The style is versatile, grand, and deeply crafted. Retro original molded LOGO hardware buckle. Fabric: Imported mercerized cowhide leather Velvet fabric feet: imported mercerized cowhide anti-velvet feet Foot bed: cork high elastic PVC mold foot bed outsole: ultra-light EVA foam outsole Size number: 35-40,