Nike ReactX Infinity Run 4 - White - Black - Trainers - UK 8

ReactX foam is designed to deliver more energy return and reduced environmental impact compared to previous Nike foams, offering a more responsive and sustainable cushioning experience.

The Nike ReactX Infinity Run 4 generally offers a standard fit. While some users find them accommodating, individuals with significantly wide feet may prefer to try them on first or consider models specifically designed for wider widths.

Signs include visible wear on the outsole, a noticeable loss of cushioning, or recurring foot/leg discomfort. A general guideline is every 300-500 miles, but this can vary based on running style and terrain.

Yes, the comfortable cushioning and clean aesthetic make them suitable for casual wear, though their primary design is for running.

Nike typically offers a limited warranty against manufacturing defects. Specific warranty details can be found on the Nike official website or by contacting customer service.

While the trainers offer some protection, they are not waterproof. Traction may be reduced on very wet or slippery surfaces. It's best to use them with caution in such conditions.

The trainers may require a short break-in period. Wear them for short durations initially and gradually increase mileage as they conform to your foot.

The ReactX foam is durable, but its cushioning properties can degrade with excessive wear. Consider replacing them after approximately 300-500 miles, or when you notice a significant decrease in comfort.

Ensure laces are tied correctly for a secure fit. If the issue persists, the shoe may not be the right fit for your foot shape, or the surface may be unexpectedly slick.