Black Ribnips Nipple Suckers - Oxballs - Breast Developers

Nipple suckers with a length of 5 cm. The inner diameter is 20 mm. The base is 4 cm. They are made of Silicone and TPR, material facilitating pressure. Precautions for use : lightly moisten the base with water, saliva or lubricant (water base) press against the nipple, then expel the air before releasing slowly wash them after each use with warm soapy water and let them air dry store them in a clean, dry place without contact with other objects.