Features: Engineered with high density PU, these arch support insoles deliver superior comfort and pains relief for foot fatigue during prolonged standing or walking. Feature a multi layered shock absorbing structure, they minimize joint strain during high impact activity like running or basketball while ensuring breathability through microporous airflows technology. Ideal for health caring workers, athletes, and individuals seeking comfort in professional or active lifestyle. Perfect for gym workouts, outdoor summer adventures, or daily wear in humid conditions to maintain freshnesses and stability. Designed to fit men’s sizes 38-49 without trimming, these PU shoe insoles retain shape over time, offering long term orthopedic support and moisture control. Specifications: Component: PU Color: Green Size: S/SizeM/L/SizeXL(Chinese Size,follow the size chart to select please) Size:S Length:26.5cm(10.43inch) Width:9.0cm(3.54inch) Recommended Foot Size:38-40 Size:M Length:28.5cm(11.22inch) Width:9.7cm(3.82inch) Recommended Foot Size:41-43 Size:L Length:30.5cm(12.01inch) Width:10.2cm(4.02inch) Recommended Foot Size:44-46 Size:XL Length:32.2cm(12.68inch) Width:11.0cm(4.33inch) Recommended Foot Size:47-49 Package Includes: 1 pair(2pcs) Shoe Insoles note: Please allow 0-1cm error due to manual measurement. pls make sures you do not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thank you!