From ASICS, the Women's Gel-Cumulus 27 Lite-Show Running Shoes feature: Engineered mesh upper: made with recycled content to reduce waste and carbon emissions Reflective details designed to improve visibility Knit heel pull tab Lace-up closure The sockliner is produced with the solution dyeing process that reduces water usage and carbon emissions OrthoLite™ X-30 sockliner provides soft step-in comfort FF BLAST™ PLUS technology cushioning provides lightweight impact absorption and a responsive rebound PureGEL technology helps provide lightweight cushioning and softer landings FLUIDRIDE rubber outsole helps create smoother transitions between strides Approx. 8mm drop Approx. 8.1 oz./230 g weight Imported.