Personalized Structural Eggineer Tote Bag. Eggineers are engineering eggheads. Structural eggineer text and a structural engineering egghead wearing a hard hat and standing on a steel beam is a fun gift design for birthdays, holidays and graduation. Light Weight 6oz 100% Cotton Tote Bag. 14.5"W x 15.5"H, handles are 20" in length.