supertech r vented boots blue black Footwear Size:42 The extremely lightweight Nucleon KR-1

The extremely lightweight Nucleon KR-1 CELL i level 2 protector insert features an articulated back shell plate for flexibility and riding fit

and hemmed cuff

lightly padded panels

And for comfort

supertech r vented boots blue black Footwear Size:42 The extremely lightweight Nucleon KR-1Engineered 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,