Clean air, filtered air of harmful gases and dust
Insist on using can effectively alleviate asthma
Applications: indoor, outdoor, hospitals, Air PMregion exceeded, etc
Soft, comfortable silicone engineered to stay firmlyin the nostril, forming a perfect seal without the need for straps.
Shell: the shell shape, environmental ABS materials
Size:5cm*3cm*2cm
Colors :Blue 、Red、White
Product Name : Anti-Snore Device : Sleep Aid