Answer: The answers to your queries are as follows: For product dimensions and other specification please select Specification Tab.
It fits on all of our tracheostomy tubes , including size 4 cuffless.
It weighs 8.5 g and doesn’t require a harness.
If you are looking for a speaking valve, then please look at our Shiley Phonate Speaking Valve #SSV: http://healthproductsforyou.com/p-2176-shiley-phonate-speaking-valve.html, speaking valve for spontaneously breathing patients.
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