Personalized Safety Eggineer Toddler T-Shirt. Eggineers are engineering eggheads and this humorous egg with safety glasses and hard hat, sporting a cracked shell with bandages, and safety eggineer text, is a fun design for birthdays, holidays and graduations. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.