Feetures! Elite Ultra Light Low Cut Socks 79% Nylon/13% Polyester/8% Lycra Imported A Revolutionary design with Feetures exclusive technology - The Sock-Lock Support System Made with Feetures exclusive iWick Nylon for a super soft hand. The "perfect Toe" is Feetures seam-free toe closure. A unique construction that creates a completely smooth seam at the toe, both inside and out. This eliminates the irritation and discomfort caused by traditional toe seams. Feetures produces all of it's socks with a higher thread count than most socks. This results in a softer and stronger sock.