Le Duo Classic lets you achieve it all. Create and set a variety of long-lasting looks with just one tool! The lightweight. ergonomic styler features an easy-to-use clip and is studded with tiny air vents to instantly cool and lock in your curls. Designed for all hair types and lengths. our Le Duo Classic in the Standard size may be preferred by those with shoulder length hair or shorter and Le Duo Classic in the Grande size by those with hair that falls below the shoulders.