Description
This item is disposable, One time use only. * Volume measurement up to 5000 mL accommodates large inspired volumes * Good-Better-Best flow window * Compact, ergonomic design * Built-in handle * A deep breathing exerciser
Original price was: $16.99.$14.99Current price is: $14.99.
This item is disposable, One time use only. * Volume measurement up to 5000 mL accommodates large inspired volumes * Good-Better-Best flow window * Compact, ergonomic design * Built-in handle * A deep breathing exerciser