Personalized I Love My Gramps Grandchild Gift T-Shirt. Show your love and appreciation for grandpa with this unique and endearing apparel that embodies the spirit of family and togetherness. 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.