Pack of 5 Adult Simple Oxygen Mask Boards Premium Quality: Due to the

Premium Quality: Due to the high-quality amber this dropper is perfect for storing materials which are sensitive to degradation from light

Premium Quality: Detects residual protein in water in increments of 0

Front write-on panel

Screw top made of PP

Size: 18" x 24"

Pack of 5 Adult Simple Oxygen Mask Boards Premium Quality: Due to theIncluded: 5 x Adult Simple Oxygen Mask XL Size with 6. 6' Tubing Soft and comfortable: The Simple Oxygen Mask Adult is designed with patient comfort in mind, featuring soft materials that won't irritate the skin. XL size for a better fit: With an XL size design, this oxygen mask provides a comfortable and secure fit for a range of patients. Effective oxygen therapy: The Simple Oxygen Mask Adult is designed to deliver effective oxygen therapy for