Updated with suede overlays, the design features newly engineered tooling inspired by the GEL-1050 and GEL-LYTE DS II outsoles. A combination of TRUSSTIC support units, GEL technology inserts, and FF BLAST PLUS cushioning provides a lighter, more comfortable feel. suede overlays rearfoot and forefoot GEL technology FF BLAST PLUS cushioning TPU TRUSSTIC technology walking-specific flex grooves smooth heel to toe transition