Sonic RA 2
- The unique Vibe Technology midsole construction uses EnergyCell™+and Opal to attenuate fatigue-causing vibrations for a cushioned yet responsive ride.
- The Sonic RA 2's Geometric Decoupling™axis is oriented to deliver a balanced, effortless forward transition from contact to propulsion.
- All new engineered mesh and the road-specific Sensifit upper conforms to the contours of your foot and gently secures it in place, giving you a virtually customized fit.
- Intensity of usage: Training and racing
- Anatomical fit: Standard fit
- Road biomechanical fit: Balanced transition
- Lacing system: Regular laces
- Weight (g): 260
- Drop (in mm): 8
- Stability: 3/5
- Lightness: 3/5
- Cushioning: 3/5
- Breathability: 2/5
- Geometric Decoupling™ works with the foot to provide guidance for an effortless and efficient heel-to-toe transition.
- Combining EnergyCell™+ and Opal, this unique assembly attenuates vibrations, while delivering a responsive ride.UPPER CONSTRUCTIONSensiFit™
SensiFit™ cradles the foot from the midsole to the lacing system, providing a secure, snug, and virtually customized fit all around the foot. Blown rubber
Contagrip® 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.
- EnergyCell™+ is a high-rebound midsole compound that provides exceptional energy return along with substantial cushioning and durability.
- Mesh and textile lining A soft, breathable lining for extreme comfort.Welded collar binding Seamless collar construction for improved comfort.
- Welded upper Stitch-free upper construction provides a smooth, glove-like, fit and feel.
- Molded to fit the inside of the shoe, this
- insole provides superior cushioning, as well as breathability and durability, to upgrade the comfort and performance of the footwear.
Regular laces Traditional lacing system with eyelets.Regular laces Traditional lacing system with eyelets.