Witer New Style Red Wolf Windproof Fleece Cycling Jersey Set Bicycle Fleece Fabric Long Sleeve Jersey and Long Pants Men (Fleece Set, M) Imported Jersey Fabric: 100% polyester with thermal fleece lining material.breathable and warm Pants Fabric:polyester and lycra with highly elasticity and strong breathable The thermal fleece lining keep the skin warm Coolmax pads can suit for long bicycling ; keep the skin safe Three elasticized rear pockets in back of clothes,Full zipper,Full heat transfer printing,no fading The size sheet is on the product show,Pls according to your height and weight to choose the right size,If you need 4XL or larger,Pls contact us,we will produce for you.(Our Return Address in CA,USA)