adidas ISS US National Lab x UltraBoost 20 'Blue Boost' - Trainers - UltraBoost - Leather - Size 10.5 UK

These trainers are a result of a collaboration with NASA's ISS US National Lab, featuring a design tested in space and a distinct iridescent blue Boost midsole, offering a unique blend of performance and futuristic aesthetics.

Yes, the UltraBoost line is renowned for its performance features, including responsive cushioning and support, making them suitable for running, training, and various athletic activities.

Use a soft brush or cloth with mild soap and cold water. Avoid harsh chemicals or abrasive cleaners that could damage the iridescent finish.

The upper is primarily constructed from adidas's Primeknit material, known for its flexibility, breathability, and sock-like fit. Some variants may incorporate leather or nylon elements.

While this specific listing is for a men's size, the UltraBoost 20 line is often designed with unisex appeal, and many colorways and sizes are suitable for all genders. Check the specific sizing and gender designation for each variant.

The Primeknit upper offers a snug, adaptive fit that conforms to the foot. It's recommended to try them on if possible, or consult sizing charts, as they can feel different from traditional shoe constructions.

Boost cushioning is designed for durability and maintains its responsive properties for a significant number of miles or wear hours. However, like all cushioning, it will eventually degrade with extensive use.

Ensure the laces are tied correctly for a secure fit. Check if the insoles are properly seated. If the issue persists, it may indicate wear and tear, and replacement might be considered.

Adjust the lacing pattern to customize the fit. The Primeknit material is designed to stretch slightly and conform to the foot over time.

The rubber outsole provides grip, but performance may be reduced on extremely wet or slippery surfaces. Clean the outsole regularly to remove debris that can affect traction.