Asics Women's GT 2000 14 Run Drawstring at ankle and collar The fluffy shaft edge Drawstring at ankle and collar with locking toggle for improved fit Fresh Foam X midsole foam with approximately 3% bio based content delivers our most cushioned Fresh Foam experience for incredible comfort The sockliner is produced with the solution dyeing process that reduces water usage by approximately 33% and carbon emissions by approximately 45% compared to the conventional dyeing technology AHAR® LO outsole rubber A lower density rubber placed in key areas of the outsole for reliable grip and traction without sacrificing durability