HyVent 2.5L, HyVent technology is a waterproof and breathable fabric used by The Northface, providing protection against elements. - Condition: Used but in pretty good condition - Size & Color: XS, Black. Will fit a WOMEN, SMALL - Material Content: 100% Nylon (shell) - Measurements are in images. Any questions, please let me know I’d be more than happy to help.