Puma | RS-FAST Shoe Size (UK):4 these Ultraboost 20 Shoes blend

these Ultraboost 20 Shoes blend the designer's unmistakable vision with high-performance running technology

these shoes blend '80s heritage with modern comfort

Stand with the trailblazers

These women's shoes flash colorful rainbow stitching on the smooth leather upper

Graphic details inspired by the Warner Bros

Puma | RS-FAST Shoe Size (UK):4 these Ultraboost 20 Shoes blendSometimes fashion just looks fast. These sci fi inspired trainers are bold and colourful because their nostalgic, retro design notes optimistically point to better days ahead. Stride into tomorrow with the RS Fast Trainers' unprecedented bold branding and highly visible graphics.