Listings generally target newborns up to about 18 months, with many products specifying suitability from around 3 months and up.
Review summaries commonly report that silicone teethers and rattles are easy for infants to grasp and use, effective at soothing, and show strong baby acceptance and regular use.
Some sets include extras such as cleaning brushes, removable inserts, or a travel/wash bag to simplify cleaning and transport.
Textures range from simple patterned surfaces to multi-textured or multi-sided designs; many feature massaging textures, bristles, or inserts with different shapes to stimulate and soothe front and back gums.