Texas Tees Matching Shirt for Couples Mom & Dad, Includes Papa Bear Shirt & Mama Bear Shirt Amazon size chart is not specific to our brand. Please see Description for dimensions on t-shirts Screen printed design on a Cotton shirt for comfort and softness. Gift Set Includes 1 Mens and 1 Womens T-shirt. Black T-shirts are 100% cotton. Heather Gray shirts are 65/35% cotton-poly blend. The graphic design is a registered copyrighted design. Infringing companies will be prosecuted.