Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
over the head face mask
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time.
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
A filtering face ,mask, that covers at least the nose and mouth of a wearer and that includes an exhalation ,valve,. The exhalation ,valve, opens in response to increased pressure when the wearer exhales to allow the exhaled air to be rapidly purged from the ,mask, interior. An exhale ,filter, element is placed in one of several locations in the exhale flow stream to remove contaminants from the exhaled ...
UTOTEBAG 3Pcs Face ,Masks, with Breathing ,Valve, Breathable Cloth ,Mask, with Vent & ,Filters, & Nose Bridge for Women Men Daily Use, Sports Cloth Mouth Cover with ,Filter, Pocket, Easy to Breathe. 4.2 out of 5 stars 3,073. $14.99 $ 14. 99. Get it as soon as Wed, Nov 11.
5/8/2020, · ,Valve filters filter, the air you breathe in. But they don’t ,filter, your exhaled breath at all. When you exhale through a ,mask, with a ,valve,, not only does your unfiltered breath escape, but the force of the exhalation against the small opening of the ,valve, can create a high-pressure stream of germs being blown out into the surrounding air.
4/8/2020, · ,Valve filters filter, the air you breathe in. But they don’t ,filter, your exhaled breath at all. When you exhale through a ,mask, with a ,valve,, not only does your unfiltered breath escape, but the force of the exhalation against the small opening of the ,valve, can create a high-pressure stream of germs being blown out into the surrounding air.