adidas 4DFWD X Strung Trainers - Black/White - UK 5.5

The 4DFWD midsole uses a 3D-printed lattice structure specifically designed to redirect downward impact forces into forward motion, creating a smoother transition and enhanced energy return compared to traditional foam midsoles.

They are well-suited for mid-distance runs (e.g., 5k to 10k) and tempo training due to their energy return properties. For ultra-marathons, a more cushioned, specialized shoe might be preferred.

Gently clean the 'X Strung' upper with a soft cloth or brush, mild soap, and cool water. Avoid machine washing or harsh detergents to preserve the material's integrity.

While they offer some protection, they are not waterproof. They can handle light moisture, but for heavy rain, consider waterproof footwear. Ensure they are dried properly afterward.

The 'X Strung' upper provides a dynamic, adaptive fit that conforms to your foot's shape during movement, offering targeted support and a secure feel without being overly constrictive.

These trainers are primarily engineered for running and training. While versatile for general fitness, they may not offer the specialized support needed for sports requiring extreme lateral movements, such as basketball or tennis.

Sizing can vary slightly. It's recommended to consult the adidas size chart and consider your previous adidas experiences. Given this specific model is UK 5.5, it aligns with standard UK sizing for adult males.

Ensure laces are properly adjusted. If the issue persists, consult the adidas sizing guide or consider trying a different size, as fit can vary slightly between models.

The 4DFWD midsole may require a short break-in period. Wear them for shorter durations initially and gradually increase wear time as they become more comfortable.

The outsole is designed for general traction. For significantly wet or slippery conditions, exercise caution as with any athletic footwear.

Adjust the lacing system to provide more or less snugness. Ensure you are wearing appropriate athletic socks.