This Carhartt Men's FR Force Relaxed Fit Lightweight Short Sleeve T-Shirt is light enough for warm weather, plus you can wear it as a sweat-wicking base layer through the colder months. The cotton-blend knit is breathable, odor-fighting, and designed to give you a free range of motion on the job.Features6-ounce, 93% cotton / 7% spandex knitMeets the performance requirements of NFPA 70EUL classified to NFPA 2112Carhartt FR and NFPA 2112Built with Force technology to wick sweat and dry fastFights odorsSpandex-reinforced rib-knit crewneckSide-seam construction minimizes twisting