EXCLUSIVE: Kylie Jenner showcases her flat midriff in black crop top Kylie Jenner stuns in tiny strapless dress and knee high boots for EXCLUSIVE: Kylie Jenner showcases her flat midriff in black crop top Kylie Jenner Wears Revealing Strapless Top in New Instagram Photos. Show off those shoulders in the Kylie Crop! The strapless design, stretchy material, and knot front create a playful summer look. Perfect for your next vacay, pair with denim shorts and sandals for a fun and flirty outfit! FABRICATION: 50% Viscose 28% Polyester 22% Nylon SIZING: Holly's height is 156cm 5'1 and wears a size AU 6 US 2.