The Gel-Cumulus 16 sneaker features an upper construction updated with synthetic leather overlays, gradation TPU, no-sew panels, and open mesh underlays. Incorporating dual GEL® technology inserts and FLUIDRIDE™ technology, the design maintains soft cushioning properties for a comfortable feel underfoot. breathable mesh underlays 2010s design aesthetics Fluidride™ midsole rearfoot and forefoot GEL® technology adjustable lace tightening