Rothy's The Square Mary Jane flats in the Wren colorway with a black and brown knit upper. Features a rounded square toe, slim elastic instep strap, lightweight knit construction, and a machine-washable design made from recycled plastic bottles. Excellent condition - these Rothy's are very close to new, with the only sign of (minimal) wear on the bottoms. rothys, the square mary jane, mary jane flats, square toe, knit flats, wren, black, brown, elastic strap, machine washable, recycled plastic, women, ballet flats