TOETOE - ESSENTIAL - Knee-High - Unisize - US 4.5 - 11.5 90% Cotton, 10% Elastane Wash with like colours. For best results wash with toes out. 30oC machine washable. Tumble dry on LOW heat. Do not use fabric conditioner. Materials - 90% Cotton, 10% Elastane Warmth - Medium Circumference - Full stretch: 30cm - 12" Thickness - Thin