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- Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester - Runs true to size. - Unisex is a traditional semi-fitted men’s t-shirt size, but they look great on both men and women. Men should order their usual size but can size up for baggy/extra relaxed fit. - For detailed sizing information and color options, please see listing images. - Actual colors may vary. This is due to the fact that every computer monitor and smartphone screen has a different capability to display colors and that everyone sees these colors differently. Please keep mind that colors can vary slightly from the screen color to the printed product.