1.thermosensitive silicone 2.funnel-shaped transition 3.22mm-connector for tracheostoma valves

- thermosensitive silicone

- funnel-shaped transition from cannula tube to shield

- clearer and more powerful voice

- 22 mm-connector for tracheostoma valves and speaking valves

- sieved and unsieves available in four standard sizes and different lengths

Tracheostomy soft tube 22