A class-leading, low-cut performance riding boot, the Stella SM-1 R v2 Riding Shoe incorporates a host of technical innovations for improved levels of comfort, fit and durability. Constructed from a lightweight and abrasion-resistant microfiber upper and is reinforced with strategically positioned TPU protectors the Stella SMX-1 R v2 features a rubber compound sole with superior grip patterning for excellent grip both on and off the bike, while the accordion flex zones give support and control regardless of your riding position. Anatomically engineered for an optimized women's fit Main upper constructed from an advanced microfiber for comfort, durability and excellent of abrasion resistance Innovative heel counter support system, which works in conjunction with a strap closure to offer improved fit and support, as well as structural integrity Rear of heel counter has been designed with soft TPR insert which works seamlessly with the rear flex zone to allow for improved freedom of ankle movement and comfort on the bike's controls Rear flex bellow is equipped with a flex window, which also acts as an air intake for effective ventilation and airflow New ergonomic TPU shift pad for enhanced durability in a critical area. Ergonomic boot shaping for forefoot streamlining which offers wide-ranging foot profile fit and comfort Evolved closure strap is anatomically angled to follow natural shape of rider's instep.