Personalized Engineer Shamrocks Toddler Full Zip Hooded Jacket. Engineer text surrounded by an oval of shamrocks is a unique design for the Irish and the Irish at heart on birthdays, holidays and St. Patrick's Day. 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.