Katie J NYC Tween Molly Dress Navy I Love Sweet Treatz Katie J NYC Laila Dress in White Estilo Boutique Katie J NYC Girls Tween Phoebe Dress I Love Sweet Treatz Katie J NYC Dresses New Katie J Nyc Girls Porsha Dress In Black. The Katie J NYC Girls Gwendolyn Dress combines understated beauty with refined details. Sheer lace adorns the bodice, adding an ethereal quality to this pretty silhouette. Thoughtfully designed for young girls who appreciate classic style, this dress transitions seamlessly from special occasions to cherished everyday wear. Its sophisticated construction and delicate embellishments make it a wardrobe essential that exudes quiet elegance. Model is wearing a Y M (10) Fits true to size.