LIGHT & FAST HIKER: Made for hikers who want a boot that is protective and supports light to medium loads with a light and fast trail running influence. GORE-TEX WATERPROOF PROTECTION: Keep your feet dry with Gore Tex waterproof and breathable lining. Microfiber mud guard adds protection from trail elements SIZING & FIT: Runs Small. Normal or Large Feet - buy 1 SIZE UP. Small feet - buy 1/2 Size Up. Available in both Regular(D) and Wide(E) widths. Users who hike long distances, use thick socks, or are new to La Sportiva may consider an addition 1/2 up. SURE GRIP: Frixion XT 2.0 Outsole with Impact Brake System provides excellent traction and stability on steep descents, slick trails and uneven ground. Anti-shock rubber toe cap protects toes from unexpected trail obstacles. ANKLE SUPPORT: Comfort collar adds ankle protection with an easy-fit spoiler. Reinforced heel cup provides stability backpackers need for high mileage days on rugged and rocky trails. The La Sportiva Ultra Raptor II Mid GTX is designed from the inside out to withstand the harshest conditions on unpredictable terrain. This Mid height, light hiker is the perfect option for hikers who need a shoe that can handle the daily grind. Stable, all-terrain cushioning with a waterproof and breathable lining provides reliable protection on rough, wet trails. Drop: 12mm. Stack: Heel: 27mm / Toe: 15mm / 4.5mm lugs