gauzy, filmy, cobwebby, sheer, vaporous, diaphanous, ethereal, thin, see-through, transparent, more...

sturdy, strong, durable, resilient

spider silk, cobweb, cottonwood fluff, milkweed down, maiden hair, more...

finest, white, lightest, delicate, merest, golden, thinnest, grey, fairy, blue, much

thin veil,   spider's silk,   light silk,   string thin,   silver spun,   fairy wings,   dew hair,   fairy's hair,   whisper thin,   flighty thing