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Ultimate comfort is the key benefit of this running shoe. With this 4th edition we improved materials to deliver that extra level of comfort and cushioning to keep you going longer. The platform consists of a large volume of Quikfoam and Quikspring+ foams, delivering a very comfortable, well cushioned running experience. Because of the unique geometry, the platform provides a very smooth and natural ride. The upper of the Spire 4 features a flexible engineered knit which is accompanied by the Morphit support system which secures a perfect fit around the midfoot. The pressure free tongue and Ortholite insole further help the shoe deliver ultimate comfort.
Weight | 286 gram |
---|---|
Drop | 9 mm |
Surface | Road |
Stack |
F/F: 16.2mm R/F: 25.2mm |
Ultimate comfort is the key benefit of this running shoe. With this 4th edition we improved materials to deliver that extra level of comfort and cushioning to keep you going longer. The platform consists of a large volume of Quikfoam and Quikspring+ foams, delivering a very comfortable, well cushioned running experience. Because of the unique geometry, the platform provides a very smooth and natural ride. The upper of the Spire 4 features a flexible engineered knit which is accompanied by the Morphit support system which secures a perfect fit around the midfoot. The pressure free tongue and Ortholite insole further help the shoe deliver ultimate comfort.
Weight | 232 gram |
---|---|
Drop | 9 mm |
Surface | Road |
Stack |
F/F: 16.2mm R/F: 25.2mm |
Customer Reviews


Sweat-free
A cool, dry run is managed through perforations in the midfoot, supplying additional airflow into the foot chamber. With a breathable knit upper supports more ventilation and freedom for natural foot movement.
A perfect blend of different techniques. QU!K FLEX 4Foot Engineering provides enhanced ground contact for better traction and acceleration. QU!K SPINE adding torsional rigidity to
the geometry of the platform,
resulting in a more guided
heel-to-toe transition.


More ventilation and
freedom for natural
foot movement
supported by a
breathable knit upper.

Excellent stability without
restriction through a 3D
High-Frequency Molded Heel
design comfortably locking
the heel in place

Adding torsional rigidity to
the geometry of the platform,
resulting in a more guided
heel-to-toe transition.

Long-lasting comfort, excellent
moisture management and a high-level
of breathability achieved through
open-cell Ortholite insoles utilizing
20% recycled content.