 By 1962, Sears were selling tight jeans made from "stretch" denim that incorporated elastane.The trend lasted until the end of the 1960s when "hippie" culture gave rise to flared pants and bell bottom jeans.In the early 1970s, glam rock and rockabilly bands reviving the Teddy Boy look popularised drainpipe jeans in contrast to the flared trousers worn by hippies.