Birko Active Outdoor Fun, the breathable footbed insole for men's and women's shoes, combines the insoles of conventional footwear with the anatomical shape of the foot. The foot is supported and guided during walking and running. The shock-absorbing material core ensures outstanding comfort on foot, be it in hiking shoes or casual shoes.Features & MaterialsAnatomically shaped full-length footbed with flexible, shock-absorbing forefootAdditional support for sports activitiesBreathable mesh liningFor sports shoes, occupational footwear, sneakers, hiking shoes, tennis shoesUpper material: TextileTextile is a flexible material which is produced by weaving yarn or threads. It can be printed, dyed and perfectly combined with other materials.Footbed material: EVAEVA (ethylene vinyl acetate) is a high-quality, very light, elastic material with very good cushioning. As a result, it smooths out slight irregularities in the floor and ensures that every step is softly cushioned.