One Happy Dude ラウンドシール

Personalized One Happy Dude first birthday sticker featuring faux glitter yellow ONE typography, smiley face “O” with lightning bolt wink, and custom baby name and birth date makes the perfect finishing touch for a fun, modern first birthday celebration. Designed with playful, bold typography, the word ONE highlights a faux glitter yellow “O” styled as a smiley face — complete with a lightning bolt eye to create a cool wink effect. The phrase “One Happy Dude” brings energetic, upbeat vibes that pair perfectly with modern boy birthday themes. Add your baby’s name and birth date to create a personalized keepsake sticker ideal for: Party favors Treat bags Envelope seals Cup or bottle labels Thank you stickers Fun, trendy, and photo-ready — this sticker adds personality and excitement to your little dude’s milestone celebration.