Made of cotton and elastane, fully stretch and opaque. Christina legging by betty basics have a stretchy waistband and a full length fit. Comes in black and features - elastic waist regular leg inside leg approx 78cm warm gentle machine wash these leggings from betty basics are classic leggings they are perfect teamed with any betty basics top, your runners for exercise! Or wear under a tunic dresses or long lined shirts for understated cool. made of soft cotton & elastane, unlined, opaque and stretchy.chi veronica tank by betty basics has scooped neckline, scooped back and wide straps. Body is fitted throughout and falls to mid-thigh. Falls to mid/lower hip. Comes in various colours.