wool and silk carpet sw253353, 253x353cm, silk and wool made, warps are genuine silk, piles are wool and genuine silk, standard 230 lines real tied double knots workmanship, 19 lines per inch, 360 real tied double knots per square inch, piles height around 6mm, weighs around 29kg, washable, allover flower Qum design, 2 weavers around 17 months to make.