Description of The North Face L/S Vitesse Delta 1/4 Zip - Women's The Vitesse Delta 1/4 Zip is lightweight with a soft handfeel stretch for non-restrictive movement and features Carbon from Bamboo technology. Features: Shell: 176 g/m2 60% biconstituent fiber (97.6% polyester, 2.4% Carbon from Bamboo), 40% polyester novelty double knit Shell: 138 g/m2 polyester Shell: 124 g/m2 100% polyester DriRun mesh Carbon from Bamboo technology Mock neck with 1/4 zipper Sleeve gussets for increased range of motion 100% polyester Gridlock mesh Drop-tail construction Reflective piping and The North Face logo