Ultra Boost 21 UB21 – FY0383

Short Description
Run further, faster, and in total comfort. The Ultra Boost 21 UB21 FY0383 fuses modern innovation with Adidas’ legendary design, featuring responsive BOOST cushioning and a breathable Primeknit+ upper for a smooth, energized ride. ⚡👟

Key Features
👟 Silhouette: Ultra Boost 21 (Unisex / Running Shoe)
🧵 Primeknit+ upper provides adaptive fit, flexibility, and lightweight comfort
💨 BOOST midsole delivers maximum cushioning and superior energy return
🦶 Stretchweb outsole with Continental™ rubber ensures exceptional grip and durability
🎯 Linear Energy Push system enhances propulsion and stability
🌿 Made using recycled materials — supporting sustainability with every step

Specifications
🆔 Style code: FY0383
🎨 Color: Cloud White / Core Black / Solar Red
⬆️ Low-top running design for performance and everyday wear
📦 Packaged in official Adidas Ultra Boost box

Size & Fit
📏 Fits true to size for most users
🧠 For a roomier fit, consider going up half a size

Care
🧼 Clean gently with mild soap and a soft cloth or brush
🌬️ Air dry naturally — avoid direct sunlight and heat sources