The endura gridlock ii womens jacket is fully waterproof with sealed seams to protect you from the heaviest downpours the jacket uses a 2 layer ripstop fabric for complete protection with optimal breathability the fast wicking mesh liner dissipates sweat skin to keep you dry and cool as you pedal hard rear shoulder vents and underarm zip vents offer exceptional airflow to keep you cool so you don39t overheat while you39re riding this women39s waterproof jacket features reflecti