Kira Simple, comfortable and designed for day to day. Made of a soft cotton blend, Kira invisible socks offer a light and breathable feel to accompany you throughout the day. Designed to remain discreetly hidden inside the footwear, they are the essential basic that you will always want to have on hand. One size fits all 92% cotton, 5% nylon, 3% elastane Cuff: 1 cm Foot length: 19 cm Soft - high cotton content Flexible fit with elasticity Lightweight and breathable Essential for day to day Machine wash in delicate program. Do not use leane. Air dry.