reusable foam CPAP filters is suitable for Philips Respironics (TM) M series (TM), PR System One (TM) and SleepEasy (TM) series machines. Sizes are fully compatible: no longer have to find the right size-our filter size is suitable for the applicable machine. Name: Filters Filtering effect: PM2.5 fine particle dust colour:black Material:sponge size:4.5*2.5cm Package Contents: 20 * CPAP Filters Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Fruugo United Kingdom