4-way stretch material with attached and exposed armor

seamless thermo-welded construction consisting of ultra-thin PU film and textile to provide supremely lightweight performance and excellent comfort and fit

Split suede and mesh upper construction for a breathable street style that performs in everyday use

multi-panel construction which features strategically positioned PU reinforcements for abrasion resistance

supertech r vented boots blue black Footwear Size:40 4-way stretch material with attachedEngineered for ROAD riders, the Supertech R Vented Boots are Alpinestars motorcycle boots that deliver trackready protection and maximum airflow for summer sport riding. CE EN13634: 2017 certified, they feature a separate biomechanical inner bootie, redesigned TPU shin and heel protection, and coinjected TPU aluminum replaceable toe sliders, with laserperforated microfiber uppers. Improved flex zones and a grippy rubber sole enhance bike feel,