Keep it classic in these goes-with-anything leggings, which are made of stretchy cotton jersey for a snug fit you can move easily in, and has an encased elastic waistband for a comfy fit. 3% of all 3BRAND revenue is donated to the Why Not You Foundation, a nonprofit organization founded by Russell and Ciara in 2014 dedicated to fighting poverty through education, empowering youth to lead with a why not you attitude.