Stream is the new generation Fast Hiking Mid-Cut boot for quick hiking. It features solutions that are part of the "mountain" DNA of La Sportiva, combining them with technologies and concepts inspired by Mountain Running to create a versatile, waterproof, and ultra-breathable product, thanks to the new GORE-TEX SURROUND® technology: an exclusive solution that allows for total breathability through a larger ventilation area that includes the upper and the underfoot with the laterally perforated midsole. The visible ventilation channels along the midsole are protected by a very durable mono-layer nylon mesh that prevents the entry of stones and impurities. The mid-cut upper is made with a Nano-Cells 2.0™ structure, composed of tiny ultra-breathable cells that work with the GORE-TEX SURROUND® membrane for increased breathability never seen before. The lower part of the boot features the Stability Control System, an anti-torsion stabilisation system that integrates the ventilation holes of...