Top Left: Masimo IRMA Standard mainstream airway adapter for animals over 6 pounds, 5 ea. (Part C106220-5) Bottom Right: Masimo IRMA Small mainstream airway adapter for animals under 6 pounds, 5 ea. (Part 106260-5)

Upper left, Masimo main stream airway adaptor set of five for animals over six poounds (Part C106220-5), $135

Lower right, Masimo main stream airway adaptor set of five for animals less than six pounds (Part 106260-5), $250