Manual measurement, there may be 1-3cm error, you can refer to this below suggested size chart. These is Asian size which is smaller than European and US sizes. Please make your size selection based on our suggestions and sizing chart. Fabric:100% Polyester, wicking & anti-microbial, quick-dry and breathable. Cool feeling, feel smooth, comfortable and soft. Brand zipper: High quality LEOBAIKY Brand zipper, full zipper invisible design, looks more nice, smooth without block. Side stitching fabric, comfortable and breathable. Reflective strip: 2pcs reflective strip on the middle of the pocket. Make you be safer when riding at night. Hem Anti-slip strip: anti-slip, close-fit design, make your riding be more free even if Intense exercise. Pants Fabric: 80% Polyester & 20% lycra, feel smooth, wicking & anti-microbial, breathable, high elasticity. Full sublimation with Italia ink. Bright in color, not fade. Trousers legs Anti-slip design: anti-slip silicon band at the bottom of bike pants. Close-fit and comfortable, make riding faster and freedom even if Intense exercise. Reflective strip zipper: Leg bottom zipper easy to wear. 2pcs reflective strip on the side of the bttom of the pants. Newest breathable gel pads inside of the cycling pants, breathableand comfortable. Gloves M, L, XL only 3 size for choose Anti-slip, Anti-cut, Shockproof Suitable for: cycling, fishing, skiing, camping, hunting… The newest design, Laser cutting and seamless edge closure, make you feel free, comfortable and soft. Top quality fabric: 100% Polyester, wicking & anti-microbial, quick-dry and breathable. Cool feeling, feel smooth, comfortable and soft, High elasticity. Palm anti-skid pad, joining stitching design, Non-slip, wear-resistant. Reflective dots: many reflective dots on the back of the socks. Make you be safer when making sports at night. Top quality fabric: wicking & anti-microbial, quick-dry and breathable, comfortable and soft, High elasticity. About 220g, Suitable for head circumference 52-62cm, head width 18.5cm. Please wait with patience. Thanks a lot for your understanding. Special Item Processing Time: The processing time for a specific order varies with the product type and stock status. If there are any problems with our products, please contact with our customer service first before returning or opening a dispute, we will try our best to resolve all problems for you. For defective items please provide us the clear pictures.