Features: 1.SiliconeABS,smooth and odor free, safe for use. 2. Adding fun for couple and lovers, promoting Emotional communication. Products Features: Material: ABS Control: Manual Inner Diameters: 18mm, 30mm, 50mm Out Diameters: 30mm, 45mm, 65mm Weight: 910g Package Content: 1 x FemaleBreast Nipple Sucker Note: 1.device for personal use only. pay attention to clean before use.