The French brand Bonne Maison creates high quality socks with Egyptian cotton and an elastane double thread. These under the knee knee-highs are machine washable at 30/40° C. The composition of these thin knee-highs is : 90% cotton, 8% Polyamide, 2% Elastane. This perfect mix offers to the socks solidity & comfort. The production of these sheer knitted knee highs is made in France.