The Ivory series includes a classic black metal base and two baspherical lamps versatile and popular as a basic model.ses made of ancient natural stone, making the The Pearl, Ivory, Nacre, Bowknot, and Clove spherical table lamps are all suitable for placement on side tables and side cabinets.The Ivory and Clove models come with bases, and the Nacre model has a larger base contact area, making these three designs more stable and particularly suitable for placement on bedside tables.