Petite trousers by Y.A.S. PETITE, Part of a co-ord set, Check pattern, It's hip to be square, High-rise waist, Belt loops, Concealed fly, Side pockets, Regular fit, True to size. Putting a clean twist on everyday essentials, Danish label Y.A.S. packs its understated-cool style into dresses, premium leather and tailored pieces. Think minimalist designs paired with a contemporary colour palette.