1) Can I customize my brand logo? Yes, We support printing your logo on the temples, lenses, and packaging. 2) Can I get a test order first before bulk puchase? Yes, you can start a test order first. 3) Do you have glasses in stock for wholesale? Yes, most are in stock, you can mix models and colors for stock orders. 4) Can I make my own design? Yes,We can do the creation in your requirement by material,color,lens,even desgn. We have a design team with 10 year experiences. 5) What's your capacity? Our capacity is 300000pcs each month currently. 6) What's your goods warranty? Our goods warranty is 30 working days when goods received except people damage or wear incorrectly, and we are always here to solve any problem.Pollen allergy is a common disease in allergy, and its incidence is increasing year by year, which seriously affects human health. Mainly manifested as catarrhal inflammation of the respiratory tract and conjunctiva, which may be accompanied by lesions of the skin and other organs. Pollen allergy has become a veritable epidemic. Pollen is the male reproductive cell of various plants, which is equivalent to the sperm of mammals. A grain of pollen is a fertilization unit. After inhaling pollen, some people have an allergic reaction called pollen allergy, also called "seasonal allergic rhinitis", which is a series of pathophysiological processes caused by patients with atopic constitution being sensitized by pollen. Men and women are universal anti-pollen glasses, which block the entry into the glasses. Produce protection. It is suitable for adult face size and is worn by people of various face shapes.