Mumlove anti-dust silicone pacifier come with dust-free cover ~ When the pacifier accidentally fall down or thrown by baby, the anti-dust cover will close itself. This is to make sure the hygienic of the pacifier and protect baby from dirt and bacteria. ~ Food grade ~ Non-Toxic ~ BPA free ~ Tensile elasticity of silica nipples ~ Promote the growth of babies’ jaw & teeth-ridge ~ 2 shape: Round and Thumb shape ~ Flat nipple neck to prevent babies’ teeth from changing shape ~ Suitable for baby 3 months and above