Adbelle K Plaid Theory Leggings In 2000, founders Andrew Rosen and Elie Tahari launched Theory with a focus on innovative, comfortable stretch pants for women. Since then, the New York-based brand has become well-known for its mastery of polished, well-tailored separates for women and men. With a graphic plaid pattern and pull-on styling. Banded waist feature Approximate measurements flat: Waist 14”/ Rise 9.5”/Inseam 27” 73% polyamide 27% Lycra Sold in Nordstroms. The first photo is a stock photo. Offers Welcomed.