Engineered for road riders, the Supertech R Boots deliver race‑bred performance in Alpinestars motorcycle footwear refined by pro racing feedback. Built as CE-certified breathable motorcycle boots, they use a synthetic microfiber chassis, accordion flex zones, and a breathable 3D‑mesh inner bootie. An injection‑molded shin plate, TPU shifter panel, replaceable TPU/aluminum sliders, side zip, hook‑and‑loop lock, micro‑ratchet, and grippy rubber sole support fit, peg feel, and control.