The modified inner-sleeve of Nike Free 4.0 V2 introduces sock-like cozier fitting around the foot. It offers the simple access for putting on the shoe. The light-weight and seamless mush upper construction introduces the structural support during the time of maintaining weight and annoyance. The side opening of the tongue-wrap as the segment of the inner-sleeve permits the additional comfort. The asymmetrical lacing system is to lessen uneven pressure over the top of the foot.
The midsole of Phylite as custom Eva material of Nike makes double as an outsole to introduce a lower profile. It is perhaps cushioned ride. The sipes as the signature cuts in Nike free with length and width of the midsole strengthen suppleness while dealing with stability. There is the molded sockliner for comfort. The carbon runner as brs 1000 in outer heel zone for enhanced durability is offered. There are the rubber pods beneath the medical toe for enhanced endurance and traction.