Answer:
The more of it there is, the less you see.
Gets rid of bad ones, short and tall. Tightens when used, one size fits all.
It is worldwide, but once only a spider could weave one
Weight in my belly, Trees on my back, I travel fast in my place, but feet is a feature I lack
Two brothers we are, great burdens we bear. All day we are bitterly pressed. Yet this I will say, we are full all the day, and empty when go to rest.
There is a woman in a boat, on a lake, wearing a coat. If you want to know her name, itโs in the riddle I just wrote. Whatโs the womanโs name?