Minimalist natural running shoes with super-soft yet toughupper.Colour: Colour: Onyx / Hot Pink / BlackAsics 33-DFA is the closest experience to bare-foot running from any Asics shoes. With its extremely soft upper and flexible midsole, it will benefit runners who like minimalist trainers during training or as performance shoes. It is part of theAsics Natural33 range of running trainers which provide natural running experience.DFA stands Deep Fluid Axis which are deep grooves in the outsole that allow runners to flex naturally. With 19mm heel and15mm forefoot (4mm offset); the road will feel closer than ever before.FEATURESCalifornia Slip LastingFor stability and comfort. Upper is stitched around a canvas or EVA board and directly attached to the midsole.Solyte® Midsole MaterialA lighter weight midsole compound than ASICS' standard EVA and SpEVA®. Also fetures enhanced cushioning and durability.Solid Rubber outsoleProvides enhanced durability and traction.AHAR+New blown AHAR outsole material. Delivers enhanced cushioning, durability and ride to the foot.FluidAxisAnatomically correct deep flex grooves have been aligned to the joints of the foot. This innovative construction enables the shoe to recognize, adapt, and respond to the athlete's exact load and positional change from first impact to toe-off.Removable SocklinerEVA sockliner moulded to the shape of the foot, which can be removed to accommodate a medical orthotic.