Personalized Grandma Gifts Newborn Baby Boy or Girl Funny T-Shirt. Our "I Love My Grandma" design is the perfect gift for your grandson or granddaughter! This colorful rainbow design is sure to make your loved one smile. Our baby apparel and gifts are made of high quality materials and are machine washable. 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.