Rearfoot GEL technology cushioning: Improves impact absorption and creates a softer feeling at footstrike Jacquard mesh upper: Improves airflow OrthoLite sockliner: Offers excellent step-in comfort Flex grooves in the outsole: Improve flexibility Synthetic stitching on the overlays: Improves support The GEL-CONTEND 8 running shoe provides good cushioning, support, and durability.A jacquard mesh upper stretches with the foot's natural motion and creates a comfortable fit. Meanwhile, the synthetic stitching on the overlays helps create a more supportive foothold.The midsole features GEL technology and AMPLIFOAM cushioning. These technologies help increase durability while creating a softer feel underfoot.