Material: Made of Silicone wholly. BPA FREE-----Size: 5 x 2 x 2 (inch)Includes two per pack .The silicone bristles are ultra-soft and not come off .Strong and safe enough.The slider is removable to protect baby from choking hazard. The handle is soft and skin-friendly.Suitable for age 2 months - 3 years.Can be boiled to clean