Thin, extremely lightweight insole made of cellulose fibers, contains refreshing capsules with essential oils, which provides a feeling of comfort throughout the day. Feet do not overheat or cool down, they remain dry and fresh. The non-slip bottom layer keeps the insole in place. The refreshing effect lasts 5-7 days. Recommended especially in summer. For frequent replacement, 3 pairs in a package. Sizes: 36/38, 39/41, 42/44 (Triple numbering )