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.
Which one is the outer one
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
This ,altitude mask, features carbon filters, cleaning spray, and a zipper case. Besides, its carbon filters are good enough to protect you from microbes and dust. Like most other quality ,elevation masks,, it features 24 resistance levels of airflow.
Training masks allow users to actively work on their respiratory muscle fitness. Originally designed to simulate training at altitude , the concept failed to deliver in multiple research trials. Training in hypoxic (low oxygen) environments increases red blood cell mass and improves oxygen transport, giving athletes a measurable performance boost when competing at sea level. 
Training ,Mask, 2.0 – Best ,Elevation, Training ,Mask, (Editor’s Choice) ,Mask, is the original brand that got the whole trend started in the first place. With their ,masks, gracing the faces of professional athletes from such diverse backgrounds as football, marathon runners or tour de france racers, this brand’s high profile can be found all over the place if you are looking for it and observant.
FDBRO ,Elevation Mask,. The FDBRO ,Elevation Mask, is your ideal choice for ,elevation masks, for several reasons. The ,mask, comes in several colors, and comes apart for easy washing. There is a dial at the bottom of the ,mask, that enables you to adjust for up to six ,elevation, levels, or oxygen resistance levels.
Recently, ,altitude,-simulation ,masks, have become a trend in the fitness community, attempting to replicate the potential benefits of high-,elevation, training. With each new version created, the ,elevation masks, are becoming more and more effective at how they simulate true high-,altitude, training.