Alpinestars Celer Shoes Designed for leisure sports riders, the Celer shoe stands out with its lightweight build and the innovative Alpinestars rapid closure rotor system, ensuring a precise fit. It features discreet ankle protectors, embodying a clean, streamlined design ideal for riders who value protection without bulk. Sizing: Fits true to size Typical width toe box for Alpinestars - not wide but not narrow Construction: Expanding the brand's paddock lineup, the Celers introduce a quick-adjusting Atop ratcheting closure system paired with a flat thermomolded rubber sole 5/10 stiffness rating Technical microfiber upper construction utilizing different thicknesses strategically positioned in different sections for optimum light weight, durability and abrasion resistance PU sections in critical areas for structural support of the shoe and additional abrasion resistance in key areas, with TPU applied in strategic zones for further structural support Gear shift zone features a highly abrasive-resistant TPU reinforcement layer for enhanced durability Lightweight, oil-resistant rubber compound sports sole with textured grip provides optimized grip and contact on the bikes footpegs Protection & Safety: Double density TPU ankle protectors are applied between the upper and the padded lining on the medial and external side for the optimum blend of protective performance and flexibility TPR toe reinforcements for enhanced structural stability and abrasion resistance. CE rated boot Comfort: Rotor Closure System is integrated into the tongue section for a fast, micrometric optimized fit Lightweight PU midsole for superior all-day underfoot cushioning and shock absorption Replaceable anatomical 3D footbed with Lycra lining on top for elevated comfort, on and off the bike Rear soft collar section with 3D mesh lining for enhanced rider comfort and superior airflow and breathability. Anti-sliding micro suede on heel section for additional comfort Seamless medial quarter construction for additional structural support