Puma | RS-FAST Shoe Size (UK):4 The soft knit textile upper

The soft knit textile upper is detailed with subtle 3-Stripes and bold patch overlays

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

The premium construction

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

Graphic details inspired by the Warner Bros

Puma | RS-FAST Shoe Size (UK):4 The soft knit textile upperSometimes 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.