*Sizing Note* Carhartt are more generously sized you may need to consider dropping down a size from your traditional workwear clothing. Wearing a shirt all day can feel uncomfortable and feel like a chore but it doesn't have to anymore! Carhartt's Rugged Prof Long Sleeve Button Work Shirt is made from rugged flex materials which provide a durable and stretchy wear. Stain Breaker technology releases stains in the wash and is wrinkle-resistant for easy care., 5oz/yd2 / 170gsm 58% cotton/39% polyester/3% elastane., Rugged Flex durable stretch technology for ease of movement., Stain Breaker technology releases stains in the wash., Wrinkle-resistant for easy care., Colorfast for a professional appearance wash after wash.