Katie J NYC Girls Tween Grace Voluminous Dress I Love Sweet Treatz Katie J NYC Juniors Mara Pullover Sweater Baby Blue I Love Sweet Treatz Katie J NYC Girls White Claire Cami Top Frankie's on the Park KatieJ NYC Tween Girls Clothing Katie J Katiejnyc Everything. Make waves with this cool Katie J tee! The Long Beach design brings coastal vibes and laid back style to her everyday rotation. Soft and comfortable, it's perfect for pairing with shorts, jeans, or skirts for effortless looks she'll love. Whether she's heading to school, the beach, or just hanging out with friends, this tee captures that breezy, fun spirit. A go to favorite that brings personality and charm to her wardrobe! Model is wearing a Y L (12) Runs small! Size up 1 2 sizes.