Think of the waterproof cascadia 16 gtx as your adaptable adventure partner, ready for any trail you take. New softer cushioning, improved adaptability and waterproof protection add up to a shoe that helps you tackle any trail with confidence. Details: waterproof improved adaptability flexible protection softer cushioning the new lightweight gore-tex invisible fit membrane is bonded directly to the top of the foot to provide a lighter, more flexible fit. The gaiter tab at the heels secures it in the face for additional protection on the mountain. Reinforcement that prevents the entry of sand and small debris. The new construction of the midsole and the sole allows the shoe to mold easily to the ground, improving the stable footprint. More release grooves in the midsole, which promote extra adaptability on rough terrain. Trailtack rubber outsole that provides traction on dry or wet terrain. The improved ballistic rock shield system protects against stones and debris while adapting more easily to uneven terrain. New, softer cushioning that guarantees a soft landing with each stride. The ballistic rock shield system now includes vertical slots, to provide cross-sectional adaptability. Our new dna loft v2 midsole makes the cushioning 5% softer and 20% lighter than the cascadia 15. The extra 2mm of cushioning adds smoothness.