These womens pewter/oat/lilac hi-tec 24000 harmony life mid boots have many unique features such as high performance waterproof, synthetic upper, delivers breathability, durability and comfort during wear, ghilly and hardware lacing system creates asecure fit, moisture-wicking lining keeps the foot dry, ortholite insole delivers long lasting cushioning, anti-odor and anti-microbial properties, all of which ensures ultimate all day comfort, hi-tec removable contoured insole, cmeva midsole for cushionshioningtreklite, durable carbon rubber mdt hiking outsole can handle any trail, vibram rubber outsole, delivers world renowed traction, comfort and durability.