Personalized St. Patrick's Day Rocks Toddler Full Zip Hooded Jacket. St Patrick's Day Rocks text with three dancing rocks holding shamrocks is a humorous Irish design for St. Paddy'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.