• 3T but my toddler wore these from 15-26 months (runs small) • perfect for summer fun, color-blocked, baby-sized boardshorts are made of quick-drying 100% recycled nylon with a durable water repellent (DWR) finish made without perfluorinated chemicals (PFCs/PFAS) for comfort in and out of the water. They have a soft elasticized waistband for easy on/off. Inseam is 2".