Tesla Mens Compression Sport Top Long Sleeve Shirts White Tag L US Medium 92-percent-polyester-8-percent-spandex Tag L = US Medium: Chest 36 - 40 inch, Length 26 - 27 inch Tesla is one of the best quality and value sports compression Baselayer and sportswear brands on the market. Suitable for all sports indoors and outdoors. Please see product description for full product benefits. Garment Care : Machine Washable Tight fitting - like a second skin. Use the size chart to select your size. If you prefer a looser fit, go up a size.