The Nike InfinityRN 4 is a comfort-centric daily running shoe designed for runners seeking durability and cushioning. With a significant **ReactX midsole**, this shoe provides a plush experience during runs, making it suitable for those who prioritize comfort over weight. While it may have a slightly heavier profile, the firm **31.5 HA foam** ensures a stable platform, enhancing overall performance on various terrains.
This shoe is particularly beneficial for runners who value a balance between cushioning and responsiveness. The design incorporates features that support long-distance efforts while offering noticeable bounce during tests. Although breathability may not be its strongest attribute, the distinctive aesthetic adds appeal to those looking for style alongside function.
Pros
- Soft and stretchy Flyknit upper
- Ideal for heel strikers
- Comfortable for everyday use
- Excellent for easy runs
- Softer midsole
- Durable, long-lasting outsole
- Reduced carbon footprint
Cons
- Average-at-best breathability
- On the heavier side
- Sizes run notably small
- Less energy return than claimed
Key Features
- Energy Return: 13% more energy return compared to previous models.
- Sustainability: Carbon footprint reduced by at least 43% per pair of midsoles.
- Upper Material: Constructed from Nike's best-fitting Flyknit for enhanced comfort.
- Cushioning: Advanced cushioning system designed for a smooth run.
- Versatile Sizing: Offers men-to-women sizing conversion (e.g., 8.5 men = 10 women).
Specifications
- Origin: Imported.
- Sole Material: Rubber for durability and traction.
- Outer Material: Mesh material for breathability.
- Closure Type: Lace-up for a secure fit.