100 Pairs Per Case. Add a little luck to newborn celebrations with our St. Patrick�s Shamrock Newborn Socks. Featuring a festive shamrock design, these seasonal socks are ideal for hospitals, newborn nurseries, labor and delivery units, and maternity departments celebrating St. Patrick�s Day. They are a charming way to commemorate a little one�s arrival and create a memorable seasonal keepsake for new parents.