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

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

Comfort is reinforced further by the qualitative and durableOrthoLite® insock

• 100% Polyurethane

The outer shell has ergonomic and waterproof cargo pockets providing comfort even when in the riding position

smx s boots black white YGroup_8303023 There is also a stretchWith 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.