Does the umbrella protect against ultraviolet rays?

As we all know, sunshade is mainly to play a block the sun sunscreen umbrella. Do sunshades prevent ultraviolet rays? You should know that it will be very distressing after being sunburned by ultraviolet rays. So Xiaobian thinks that whether sunshades can prevent ultraviolet rays or not can discuss with you what aspects are related to ultraviolet rays.

1. The density of sunshade

In the case of the same fabric, we can go to see its fabric density, if the density is more solid, then the sunshade in the ability of UV protection is very strong, the penetration ability is very weak.

2. Selection of fabrics

On the choice of shading fabric, we can choose umbrellas made of polyester cloth, because this fabric is cheaper than other fabrics and has a good shading effect in summer.

3, shading coating

Generally speaking, the black umbrella is less than the colored umbrella is less than the silver umbrella is less than the non-adhesive umbrella is less than the multi-adhesive umbrella is less than one or two layers of adhesive umbrella is less than the non-adhesive umbrella is less than the lace hollow umbrella and the dark umbrella is less than the light umbrella.