The minimalist Merhat hat is a great functional piece made of high-quality 100% merino wool that will protect you from the cold and wind. Merino is a natural material suitable for allergy sufferers with a lot of great properties. Properties: Maintains body temperature Perfectly breathable Perfectly wicks moisture away from the body Natural antibacterial property eliminates odours Please take into account that Merino is a natural material whose completely natural phenomenon is pilling, which therefore cannot be a reason for later product complaints. 100% natural material suitable for allergy sufferers Excellent thermal insulation Elastic