<p>An every course hose (10) is produced by knitting substantially exclusively a covered elastic yarn (1) into the leg portion (15) knitting fabric thereof. A covering yarn (3a) is wound around an elastic yarn (2) as the core yarn to form the covered elastic yarn (1). The covering yarn (2a) is constituted of a plurality of filaments made of a polyamide substantially free from titanium oxide and having a flat cross section with a flatness (b/a) (the ratio of the length b to the width a) of 2.0 to 6.0. <IMAGE></p>
