New with Tags Lululemon Define Jacket in Nulu Fabric Size 4 Color: "Sonic Pink" Comes in original plastic bag 1. Whether you're up for adventure or ready for downtime, this shortened version of our fan-favourite Define Jacket has a feel-good fit that can do it 2. Our buttery-soft Nulu TM 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 TT™ 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, waist length