Adidas Ultraboost 21 mens running shoes in red, size US 11 (UK 10.5, EU 45 1/3).

Breathable red knit textile upper with perforated forefoot, tonal 3-Stripes cage and integrated lacing system for a secure fit.

Responsive full-length Boost midsole with sculpted sidewalls and Ultraboost branding at the heel for cushioned comfort.

Low top silhouette with soft padded heel collar and PRIMEBLUE sockliner branding made with Parley ocean plastic materials.

Durable Continental rubber outsole with traction pattern designed for road running, training and active everyday wear.

Inner size tag notes Made in Vietnam, style code ART FZ1922, production code PVY 702001 11/20 and additional code #126709676 / FX4BMV0103371.