adidas UltraBoost 21 'Tokyo' - White - UK 9

The Boost midsole provides exceptional energy return and responsive cushioning, making runs feel more efficient and comfortable.

Yes, the Primeknit upper is made from recycled ocean plastic, contributing to a more sustainable product.

This shoe is best suited for adult male runners looking for a neutral running shoe with excellent cushioning and responsiveness for daily training and longer distances.

It is not recommended to machine wash these shoes, as it can damage the materials and construction. Hand washing with a mild soap and damp cloth is the preferred method.

The UltraBoost 21 Tokyo features a full-length Boost midsole with 6% more Boost capsules than previous models, offering an even more responsive ride and enhanced cushioning.

This shoe is ideal for road running, treadmill workouts, and daily training. It provides great comfort and support for medium to long-distance runs.

The UltraBoost 21 Tokyo is primarily a neutral running shoe. While it offers good inherent stability, it may not provide sufficient support for individuals with significant overpronation.

Try loosening the laces, especially around the midfoot. If the issue persists, consider trying a half-size up or a wider fit if available. Ensure you are wearing appropriate running socks.

While Boost technology is durable, performance may slightly decrease after extensive mileage. Ensure the shoes are clean and free of debris that could affect the midsole's function. Regular cleaning can help maintain material integrity.

This can occur with prolonged use. Ensure the lacing system is properly adjusted to provide adequate support. For minor stretching, a tighter lacing technique might help.