Karrimor Duma 6 Trainers - Grey - UK 7

While the Duma 6 offers good cushioning for training, for marathon distances, you might consider trainers specifically designed for extreme endurance, which often provide enhanced long-distance comfort and specific features.

You should have about a thumb's width of space between your longest toe and the end of the shoe. The heel should feel secure without slipping, and the midfoot should feel snug but not tight.

Yes, they can be used for general gym workouts and cross-training. However, for specialized activities like weightlifting, shoes with a flatter, more stable sole might be preferable.

The Duma 6 series is known for offering a balance of supportive cushioning and durable construction, making it a reliable option for regular road and track running.

For optimal performance and injury prevention, it's generally recommended to replace running shoes every 300-500 miles, or when you notice significant wear or loss of cushioning and support.

Yes, the Karrimor Duma 6 series is available in various colors, including black and grey, often with different secondary color accents.

This can sometimes occur due to moisture trapped between layers. Try ensuring the shoes are completely dry. If the noise persists, it may be a manufacturing anomaly.

The cushioning in athletic shoes can degrade over time. Consider replacing the shoes after significant mileage (typically 300-500 miles) or when you notice a substantial decrease in comfort and support.

Ensure the correct size and fit. Try wearing them with appropriate athletic socks. If discomfort persists, consider a different lacing technique or insoles.