The Lululemon Women's Define Vest is a sleek and stylish activewear piece. Made with Lululemon's signature Luon fabric, this vest offers four-way stretch and moisture-wicking properties for maximum comfort during your workouts. The mock neck design provides extra coverage and protection against the elements. It features zippered pockets for secure storage and a slim fit for a flattering look. Whether you're practicing yoga or going for a run, this vest will keep you looking and feeling great.