Fitting size：
20250~20251：15mm OD
20252~20256：22mm ID
Hook color：
20250 #0 Neonate：White
20251 #1 Infant：Pink
20252 #2 Pediatric：Yellow
20253 #3 Child：Green
20254 #4 Small adult：Red
20255 #5 Large adult：Blue
20256 #6 Extra Large adult：Orange
Material：
Frame: PC, Air cushion: PVC, Hook:0~1: HDPE; 2~6: PP
Description：
Air cushion mask w/o valve, disposable use.
Consists of hard shell and leak-free air cushion that meet ISO-5356 requirements.