Personalized Kawaii My Jefe Loves Me T-Shirt. Celebrate Grandparents Day or any special occasion with a gift that shows just how much you care. Our "Kawaii My Jefe Loves Me" collection is designed to bring joy and laughter to the special grandpas in your life. Shop now and find the perfect present for the best grandpa ever! 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.