Description: Item Type: Thermal Underwear Sports Type: Running, riding, fitness, or just wear as underwear etc. Length: Full length Sleeve length: Long Material: Polyester fiber Weight: 200g Lining ingredients: Spandex Gender: Men Pattern: Solid color Elasticity index: Elasticity Collar: Round / Fashion collar Function: Keep warm and breathable Color: White, black, maroon, light gray, dark gray Size: L, XL, XXL, XXXL(please check the size chart.) Fit season: Winter, autumn Package: 1 set of thermal underwear(include T-shirt+pant) Normally the allowable differences in the size approximately 2 to 3 cm in measurement.(All measurement in cm and please note 1cm=0.39inch) We provide you with the best product and service, if you have any problem, please let us know, and we will solve the problem ASAP. Thank you so much.