Design: Engineered mesh upper improves breathability and wraps your foot with a soft and comfortable fit At least 20% of the shoe's main upper material is made with recycled content to reduce waste and carbon emissions 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 In-Shoe Comfort: FLYTEFOAM® cushioning is paired GEL® technology to produce a soft feel underfoot Durability & Traction: AHAR® PLUS™ heel plug rubber improves impact absorption and creates a softer feeling at footstrike Additional Details: Weight: 212g / 7.5 oz Heel Drop: 8mm.