Order # 45856400 Manufacturer# 400HC585 Brand Simplus Manufacturer Fisher & Paykel Application CPAP Mask Fastening Type Without Headgear Size Medium Style Full Face UNSPSC Code 42272213 Minimal number of parts to clean Easy reassembly with Easy-Clip Seal One size frame fits all three seal sizes Full Face comfort, seal Only 3 adjustments required to effectively fit the F&P Simplus for the first time.