Betty basics 'kylie mini skirt' colours available : black black & white stripe coral ocean blue high quality basics at a super sharp price point!! Cotton/elastane blend the betty from sass story.... 'betty' was born after we realised just how much every girl loved her basic black leggings! Season after season sass ranges would sell out of the betty leggings. So we thought, why not create a line that covers all your basic needs? The ongoing demand for quality, unfussy basics, led talitha becker, the founder of sass clothing .To create betty basics. Betty's not so much about fashion ..She's set to become a wardrobe essential! Layer this piece with that betty has covered every type of undergarment you can imagine. Smooth, seamless, nylon elastane leggings or cotton elastane dresses and tops, she's anything but basic!