Personalized I Love My Pop Grandchild Gift T-Shirt. deal for family gatherings or casual outings, this apparel is a heartwarming reminder of the joy that grandchildren bring. Gift it to a beloved nana or pop, and let them wear their love proudly! 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.