Adidas UltraBoost 21 ‘Black Sub Green’ FZ1923


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Product Description:

The Adidas UltraBoost 21 ‘Black Sub Green’ FZ1923 is the ultimate running shoe that combines cutting-edge technology with sleek design. Constructed with the finest materials, this shoe is designed to provide maximum comfort, support, and performance for athletes.


1. Revolutionary Boost Technology: The UltraBoost 21 features Adidas’ iconic Boost cushioning technology, providing an unparalleled energy return. With each stride, the shoe offers responsive cushioning, ensuring a smooth and comfortable run.

2. Primeknit+ Upper: The Primeknit+ upper is crafted using a seamless and lightweight material that wraps around your foot, providing adaptive support and a sock-like fit. It offers breathability, flexibility, and superior lockdown, promoting natural movement and reducing irritation.

3. Torsion System: Equipped with the Torsion System, this shoe provides stability and flexibility, allowing your foot to move naturally through the gait cycle. It enhances midfoot integrity, minimizing the risk of injuries and improving overall performance.

4. Continental Rubber Outsole: The UltraBoost 21 is equipped with a Continental Rubber outsole that provides excellent traction on various surfaces, ensuring a secure grip even in wet conditions. It offers durability, making it ideal for long-distance running.


– Colorway: Black Sub Green
– Style Code: FZ1923
– Weight: Approximately 10.6 ounces (size 9)
– Midsole Drop:10mm (heel: 30mm, forefoot: 20mm)
– Lace Closure with Padded Collar
– Boost Midsole
– Textile Lining
– Fit: True to size

In conclusion, the Adidas UltraBoost 21 ‘Black Sub Green’ FZ1923 is a high-performance running shoe that offers maximum comfort, support, and energy return. Its innovative features, including Boost technology and Primeknit+ upper, make it a reliable choice for athletes who prioritize both style and functionality. Whether you’re a seasoned runner or an avid fitness enthusiast, these shoes will take your performance to the next level.


US M6.5 / W7.5 = UK6 = EU39.3, US M7 / W8 = UK6.5 = EU40, US M7.5 / W8.5 = UK7 = EU40.7, US M8 / W9 = UK7.5 = EU41.3, US M8.5 / W9.5 = UK8 = EU42, US M9 / W10 = UK8.5 = EU42.7, US M9.5 / W10.5 = UK9 = EU43.3, US M10 / W11 = UK9.5 = EU44, US M10.5 / W11.5 = UK10 = EU44.7, US M11 / W12 = UK10.5 = EU45.3


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