A plastic hard shell forms the outer skin of El Cap, while a novel 2K EPS core provides improved damping properties. The inner shape of the helmet is ergonomically designed and equipped with pleasant padding. There are 12 ventilation openings for sufficient air circulation. The El Cap can be easily adjusted by means of a light headband, which is also adjustable in height and size. A secure hold for the headlamp is provided by four dedicated clips on the helmet.