Personalized Sigma Mama T-Shirt. Elevate your wardrobe with the Sigma Mama design apparel, where style meets wit. Each item is thoughtfully designed to reflect the strength and individuality of mothers, making it a standout choice for those who wish to celebrate their journey. Embrace the sigma spirit and wear your motherhood with pride, all while enjoying the laughter that comes with these delightful designs. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.