The updated SONIC 4 CONFIDENCE is designed to give you that extra assurance and energy. We’ve kept our Optivibe cushioning to dampen uncomfortable vibrations without sacrificing energy return, so you get a really responsive ride. But now with more structured mesh, extra padding and updated SensiFit wings, you’ll feel even more confident.
Inlay sole: Textile
Lining: Textile MCL
Upper: Textile / Synthetic
Drop: 10 in mm
Heel stack height: 30 mm
Forefoot stack height: 20 mm
Weight: 277 g
Anatomical fit: Standard fit
Drop: Regular Drop (>=8)
Lacing system: Regular laces
Road biomechanical fit: Stable transition
Intensity of usage: Training and racing
- Geometric Decoupling works with the foot to provide guidance for an effortless and efficient heel-to-toe transition.
- A combination of foams, one to dampen, one to propel. This was developed to reduce vibration upon foot strike aimed to decrease muscle fatigue without affecting the overall ride
- A soft collar improves comfort and creates a more ergonomic feel.
- Super lightweight rubber formula for a cushy feel and ground sensation.
- Contagrip FA combines flat, wide lugs for friction grip on flat, hard surfaces, with a compound that balances durability and adhesion. Ideal for road running.
- The midsole is grooved on the top and bottom, increasing flexibility and transition to accompany your stride.
- 3D open Mesh provides maximum breathability.
- Engineered mesh is a unique mesh structure that varies the weave to offer more support and durability or flexibility and breathability, according to the specific needs in different parts of the shoe.
- SensiFit cradles the foot from the midsole to the lacing system, providing a secure, snug, and virtually customized fit all around the foot.
- Molded to match the contours of your foot, this OrthoLite insole provides superior cushioning, as well as breathability and durability, to upgrade the comfort and performance of our footwear.
- Reduce vibrations: Optivibe cushioning helps limit vibrations with the aim of decreasing muscle fatigue, while continuing to deliver a responsive ride.
- Responsive ride: Delivers that bouncy, springy feeling each time you push off the ground.
- Reassuring comfort: The refined mesh and Sensifit construction hug the foot, while a padded collar and tongue keep you comfy.