EASE OF USE: One piece knitted bootie construction upper with elasticated laces for easy on/off. REVAMPED DESIGN: Inspired from Techno Symbiosis, the connection between humans and technology. PERFORMANCE-DRIVEN: Utilizes PUMA's Softride EVA technology, our softest foam providing extreme cushioning and all-day comfort. EYE-CATCHING: The tooling uses dynamic lines to show speeds. PUMA LITTLE KIDS: Recommended for young kids between 4 and 8 years.