UB UBREATH Spacer for Kids and Adults with Mask

Provides a soft silicone mask to make an air tight seal around nose and mouth insuring no waste and fewer side effects

With premium construction for comfortable and safe use.

Whistle sound as a reminder to slow your breath, easily letting you know the correct speed of breathe.

Universal size mask for adults and children.

The base and mask can be easy to install and disassemble,which is convenient for cleaning.