Sketchy craftsmanship, low-grade materials, junk.  They appear much more substantial than they are.  Upon arrival you will see that the outside layer of mesh is a form of see-through mesh.  The orange dots on the shell are just decor held in place by a paper backing on the inside of the shell.  The pads themselves are held on by two elastic/Velcro straps.  But, the materials are so loosely put together it makes for a lousy fit that just doesn't stay in place.