The 1906R features a sole unit with flexible ACTEVA LITE cushioning, shock-absorbing N-ergy, and segmented ABZORB SBS pods at the heel. The upper design incorporates open-holed mesh and curvilinear synthetic overlays. ACTEVA LITE midsole cushioning ABZORB SBS heel cushioning N-ergy outsole stability web outsole technology TPU heel cage rubber outsole adjustable lace closure for a secure fit