tech 1 kx v3 shoes fia black white yellow fluo YGroup_2542015 but the back waist is

but the back waist is reshaped to provide even better riding comfort

a structured shift pad

Alpinestars’ innovative Nucleon PLASMA back protector offers high levels of ventilation and flexibility thanks to its structural composition that is highly adaptable and contours perfectly to your body and offers maximum comfort when riding your bike

and ventilation

tech 1 kx v3 shoes fia black white yellow fluo YGroup_2542015 but the back waist isThe TECH 1 KX V3 Shoe has an advanced, seamless thermo welded construction consisting of ultra thin PU film and textile to provide supremely lightweight performance and excellent comfort and fit. Laser cut air intakes and perforations on toe and both sides for added breathability. First shoes homologated to new FIA karting standard. Bringing Formula 1 derived features, along with specific innovations for the kart track, the new Tech 1 KX V3 Shoe is