CA-N95 LARGE Blue Disposable Respirator Mask - Made in Canada rapidwinter SIP is an AIRTIGHT valve

SIP is an AIRTIGHT valve that automatically SEALS after each sip

For arthritis

It is NOT safe for cats due to a lack of the necessary enzyme in their liver to break down certain compounds

The AirWave lasts longer and feels more comfortable to the wearer

Sizing runs smaller than Breatheteq earloop masks

CA-N95 LARGE Blue Disposable Respirator Mask - Made in Canada rapidwinter SIP is an AIRTIGHT valveFits most adults with medium large faces. Fits larger than the 508. For smaller faces, consider the CA N95 Medium 95% particulate filtration Made in Canada by Canada Masq, this flat fold respirator face mask is engineered for excellent comfort, fit, and breathability. Model name: CA N95 For consumer use. Not intended for healthcare use. 4 layer highly breathable construction includes a double layer of non woven meltblown polypropylene for filtration.