Crusher Sonic Knit sneakers - EA7 - White - Trainers - UK 4.5

The technical mesh upper is designed to adapt to the foot, offering a degree of flexibility. However, individuals with significantly wide feet may find them snug. It is recommended to try them on for fit if possible.

The dual-density cushioning is engineered for performance and durability in running. Like all cushioning systems, its lifespan will depend on the frequency and intensity of use, as well as the runner's weight and gait.

Yes, the trainers' modern design and comfort features make them suitable for casual wear. However, their primary design is for athletic performance.

The PU inserts provide enhanced stability, particularly helping to secure the foot during lateral movements and running strides, reducing unwanted foot roll.

The reflective details are integrated into the shoe's design. Standard cleaning practices as outlined in the care section should preserve their reflectivity. Avoid abrasive cleaning methods.

For dedicated runners, trainers typically last between 300-500 miles (480-800 km) before their cushioning and support significantly degrade. This can vary based on usage and individual factors.

Ensure you are wearing appropriate athletic socks. Try lacing them more loosely initially and gradually tighten them during wear. If discomfort persists after a few wearings, consider if the size is correct or if the specific fit is suitable for your foot shape.

The cushioning may naturally compress with extensive use. Ensure the shoes are clean and free from debris that could affect performance. If significant degradation occurs, it may be time to consider replacing them, especially if used for high-mileage running.

Ensure the mesh upper is free from dirt and debris. The technical mesh is designed for breathability, but blockages can impede airflow. If the issue persists, ensure you are not wearing overly thick or non-breathable socks.