Columbia Active Dress Cold Bay Omni freeze-Size Small Dark Blue-NWT -50 Omni-Shade UPF 50 Sun Protection -Omni-Wick Advanced Evaporation technology keeps you dry and comfortable -Omni-Freeze - Advanced cooling technology - makes use of moisture to lower the temperature of the fabric, so it feels cool to the touch -High tech active dress from Columbia to keep you comfortable in hot conditions.