New design by illustrator Ana Benaroya. Designed for training and racing in all seasons, constructed in polypropylene and resistex carbon. Truly innovative and tecnological fibres. Breathable, durable, lightweight, soft, antibacterial and comfortable. The unique materials blend has superior thermal insulating insulating properties to even virgin wool. All this while maintaining optimal breathability. Your feet will be dry and warm in Winter and dry and fresh in Summer.