silk sunscreen mask customization

The customized mask filter element of the sunscreen mask is a UV-resistant fabric, which can not only protect the sun from the sun but also prevent air pollution. So buy a better quality one. The customized sunscreen masks on the market are basically large masks with a long veil underneath. Some sunscreen masks can be buckled from the back of the neck to cover the face, shoulders and neck. These sunscreen masks are made of pure cotton, chiffon, lace, polyester, silk, etc. The price ranges from a few hundred yuan to 10 yuan. However, all shop owners claim that they provide sun protection and UV protection. How to distinguish whether a mask can protect against the sun? Look at the UPF index of the mask, UPF value>40.3. What does 'meme' in silk mean? The gram weight (g/m2) of 'mmmm' is the weight measurement unit of silk material, abbreviated as 'mm'. See mm in silk series, do not misunderstand as mm~1mmm=4.3056g/m2. The quantity of mmm does not represent a measure of silk quality and must be chosen according to needs. Ordinary wire has 8, 12, 16, 19, 30 (mmm). The larger the quantity, the heavier the silk and the more expensive it is compared to the price. sunscreen mask customization