Personalized Bright Rainbow I Love My Jitto Grandchildren Gift T-Shirt. The Bright Rainbow I Love My Jitto Grandchildren Gift From Grandparents design is not only a thoughtful gift but also a way to create lasting memories. It's a symbol of the love and joy that grandchildren bring into the lives of their grandparents. Show your appreciation for your grandkids with this beautiful design and let them know how much they mean to you. 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.