Ida Ten Eyck O'Keeffe's "Sea-Shells" is an oil painting on canvas mounted to board that exemplifies the artist's interest in natural forms and organic abstraction. The work demonstrates O'Keeffe's characteristic approach to translating botanical and marine subjects into intimate, close-up compositions that emphasize color, texture, and shape. As the sister of the more renowned Georgia O'Keeffe, Ida developed her own distinctive artistic voice through her exploration of nature's intricate details rendered in oil paint.