Lululemon Radiant Jacket Deep Dive Berry Rumble Black / Black Release Date: 8/2016 Style Number: W4IA1S Material: Cotton Fleece ADD TO My Closet This jacket was engineered with stretch panels to hug you in all the right places, as well as a long length and cozy high collar to keep chills out. Cotton Fleece Naturally breathable Cotton Fleece fabric feels soft, stretchy and cozy long after you've cooled down soft and cozy naturally breathable heat retention stretch