Nike Air Max 90/631748-600/ Gym Red/University Red-Light Crimson. Key Specifications:. Released in February 2014, this model updates Tinker Hatfield's 1990 design with a modern, "iced out" aesthetic. The upper features a unique geometric print that resembles ice crystals, layered over a lightweight Hyperfuse build. The standout feature is its semi-translucent, frosted midsole that reveals internal cushioning elements in a vibrant neon hue.. Design Highlights:. Style Code: 631748-600.. Colourway: Gym Red / University Red-Light Crimson.. Upper Material: Hyperfuse construction, combining multiple layers of material for a durable, breathable, and seamless finish.. Cushioning: Visible Max Air unit in the heel for impact protection, complemented by visible Phylon cushioning in Volt (neon yellow/green).. Design Details:. Geometric Pattern: A multi-tonal red triangular print across the entire upper.. Outsole: A frosted, translucent rubber sole that allows the interior Volt accents to be seen from beneath.. Accents: Volt highlights on the tongue branding and heel logo.. Usage & Care:. Best For: Lifestyle wear, street style, and sneaker collectors.. Fit: Standard AM90 fit; owners generally find them visually appealing and comfortable for daily use.. Age Group: Adults. Target Gender: Unisex. Authentication. Delivery and Returns

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