Women's cap made of lightweight and durable fabric with Iso-Chill technology for an all-day comfortable wearing experience. ArmourVent technology ensures maximum breathability in a lightweight, flexible, durable and quick-drying fabric. Iso-Chill technology helps dissipate body heat, making the fabric feel cool to the touch. Adjustable fastening. Improved back opening for more ways to wear your hair. Silicone logo.