Birthday Girl Bodysuit With Age One - Script Font With Glitter - First Birthday - Design2 Copyright Wallsparks. This copyright-protected design was created by Wallsparks, the ONLY Shop authorized to sell this product. 100% Cotton One piece bodysuits RUN TRUE TO SIZE, 5.0 oz., 100% combed ringspun cotton in a 1x1 baby rib, Heather Grey is 90% Cotton and 10% poly Fun birthday one piece bodysuit with number for Age Double-needle rib binding on neck, shoulders, sleeves and leg openings, Reinforced three-snap closure on binding