Ronhill Storm Running Cap - AW15 79% Polyester, 21% PU Aqualite Fabric - Offering total water and windproofness to help you stay dry in harsh weather conditions. 3 Layer Softshell with Stretch - To keep you warm and sheltered from the elements. Soft Internal Fabric Face - Provides a soft feel ensuring you stay comfortable at all time. Taped Seams - Offers optimal element resistance, keeping you comfortable and secure. Waterproof - To a minimum 10,000mm hydrostatic head to help you stay dry in wet weather.