PU Cloud Second Generation insoles feature ultra-soft PU foam with a distinctive cloud-like honeycomb structure for superior shock absorption, breathability, and moisture-wicking performance. The top layer uses textured fabric for enhanced grip and sweat management, while the contoured arch support and heel cup provide ergonomic stability during daily wear or light activity. Designed for all-day comfort, these insoles reduce foot fatigue and prevent slipping inside shoes. Ideal for sneakers, casual shoes, and work footwear—perfect for urban commuting, office use, or travel. Stackable design allows customization of height and cushioning intensity. Lightweight yet durable, they maintain shape after repeated compression and resist odor buildup. The dual-layer construction combines breathable mesh backing with high-rebound PU foam for responsive cushioning without excessive bulk. Suitable for both men and women seeking premium orthotic-like comfort without medical-grade rigidity.