Aithtr Mathtx 9tht5 OG 'Blue Spark'

The nithtke Aithtr Mathtx 9tht5 OG __lue Spark_ brings a bold reboot of an early_2010s colourway with fresh tech and premium build. Its gradient suede panels fade from light grey at the top into dark charcoal near the soles, while white mesh underlays maintain crisp contrast. Vibrant blue highlights appear on the lace loops, mini Swoosh, tongue logos and the newly expanded Aithtr bubble units__dding electric flAithtr to the classic wave-eye design.

Built on nithtke__ upgraded __ig Bubble_ construction for the 2025 30th anniversary, this release features roomier cushioning that's closer in feel to the original _9tht5 version. Reflective accents on the tongue and heel add a subtle glow, while the black-and-grey rubber outsole and foam midsole ensure comfort and grip.