Personalized Mermaid-Grandma | I Love My Moomaw | Grandson Granddaughter T-Shirt. Ideal for any occasion, this cute print brings a smile to both Moomaw and her grandchildren. Whether it's a birthday, holiday, or just because, this design makes a thoughtful gift that highlights the unique relationship they share. Embrace the magic of family with this heartwarming expression of love. 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.