The jacket is sewn a lot "on the body". If you want it looser it is advisable to choose a larger size. One side 100% nylon the other side 100% polyester doublesided use one side matt the other glossy inner pocket elastic edging on the sleeves and bottom hem wox stitching. Suitable as a thermal insulation layer under a hardshell jacket. Insulation: recycled sofeelate 120 g / m2 surface treatment DWR PFCfree.Size chart guys WITH M L XL XXL chest circumference 8896 97104 105112 113120 121130 waist circumference 7784 8593 94101 102109 110120 hip circumference 9296 97103 104107 108114 115120 arm length 7073 7275 7478 7780 7982* the length of the arm is measured from the neck to the wrist