We use genuine Gerber onesies and screen print our custom designs in house. Please see size chart for sizing details. PACKAGING: Onesies come packaged individually in clear cello bags with size sticker attached. Here are some great ways customers use our onesies: • Surprise announcement to spouse • Revealing pregnancy to family • Family announcement photo shoot • Maternity photo shoot • Baby coming home outfit • Fresh 48 session outfit • Newborn photos • Baby monthly milestone pictures