Adapt perfectly to baby's palate mimicking the shape of mothers nipple during nursing. Bottles Suavinex soothers, teats Physiological Col Large Silicone 0-6M Debit Middle. The Suavinex soothers feature an anti-colic system. These anti-colic valves avoid disturbances in the digestive system, as hiccups and colic. Specially designed for use with the Suavinex bottles.