The Trespass Inverso socks have been created to fit just below the knee on an average woman’s height. Made with 99% polyester and 1% elastane these are very soft comfortable and help keep your legs warm. The socks feature a thick fluffy liner and a quirky black and pink print to ensure you stay warm and comfortable with style., Comfort tube socks., Thick fluffy liner., Super soft., Comfortable and warm., Outer: 90% Acrylic 9% Polyester 1% Elastane/Lining: 99% Polyester 1% Elastane.