Hollow woven fabric refers to 3D woven structures which involve large amount of voids. And it is self-opening when a yarn with suitably high bending rigidity is used for the warp. It also has the breathing effect when the structure is pressed and released repeatedly.


Weave diagram

(example: all layers are plain structure, and warp yarn ratio 1:1:1; weft yarn ratio: 2:3:2)