Product: Transparent 2mm 3.0mm Child Bronchoscopy face mask, 5.0mm 10mm gastroscopy Endoscopic masks with hole with without strape, non-toxic PVC endoscopy with soft cushion

Size: 2.0mm 3.0mm Child Bronchoscopy,  5.0mm 10.0mm Adult Gastroscopy

Option: With /Without Strape (Black)