while the Progressive Force Relief rear stabilizer and quick-release closure enhance comfort

• 100% Polyurethane

There is also a stretch material built with Kevlar® stretch and leather backhand for optimal flexibility

protects the foot while delivering the necessary support on the footrest without compromising the front foot flexion for superior walking comfort

and dexterity with the bike’s controls

smx s boots black white YGroup_8303023 while the Progressive Force ReliefWith a durable microfiber upper for comfort and fit and incorporating a host of advanced protective features, inside and out, the SMX S Boot features an ergonomic forefoot shaping, a breathable lining and Alpinestars exclusive rubber compound sole for optimized levels of support and performance.