Define Jacket Nulu 1. Whether you're up for adventure or ready for downtime, our fan-favourite Define Jacket, powered by Nulu ™ fabric, has a feel-good fit that can do it all 2. Our buttery-soft Nulu fabric feels weightlessly light and is sweat-wicking and four-way stretch 3. Added Lycra® fibre for stretch and shape retention 4. Zippered pockets 5. Thumbholes and Cuffing T™ 6. Locker loop for easy hanging 7. Zipper garage keeps chafe in check 8. Elastic zipper pull doubles as an emergency hair tie 9. Slim fit, hip length