When the weather turns south and Mother Nature unleashes her fury, the Seek IV WRX is at home. This foul weather friend features a water resistant and breathable softshell upper, 1:1 Energy Cell for optimal forefoot cushioning and smooth, graduated guidance with the 1:1 Guidance System. 1:1 Seamless one piece water resistant and breathable softshell woven upper with DWR finish 1:1 360 Lacing anatomically conforms to the foot for a tailored fit regardless of foot shape. 1:1 Graduated Guidance System guides the foot from heel strike to toe off for a smooth, consistent feel. 1:1 Energy Cell cushions the forefoot upon impact and then returns energy back to the runner as itcompresses and rebounds on contact.