Personalized Blast Off For 1st Grade Newborn Layette. Get ready for grade school Newborn Layette - White with a rocket ship, planet and stars says BLASTING OFF FOR 1ST GRADE. Back to school gifts for 1st graders and 1st grade teachers. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months