Tips: look at the raw material of high quality wool savonnerie rugs fine wool textile raw materials are generally made, their hair long, even, soft, elastic, no hard root; inferior raw materials of the savonnerie rugs is often poor-quality wool and acrylic mixed with mould modification pp fiber, its thickness, not short and hairy root, no flexibility when hand feeling, hard root. Tip Two: clear appearance quality wool savonnerie rugs is beautiful, textured rich luster, color uniformity, patterns of structured, soft plush below, inverted line; while the poor-quality savonnerie rugs color Dim, fuzzy patterns, plush sparse, pilling resistance of adhesive ash does not dirty easily. Tip three: see feet foot comfort quality wool savonnerie rugs, no adhesion sliding, resilient well, soon after stepping on to reinstate; inferior elasticity of the savonnerie rugs are very small, very slow recovery from stepping on feet feeling rough, often with a hard object. Tip four: technology exquisite workmanship of high quality wool savonnerie rugs, savonnerie rugs surface flatness, trace rules; inferior savonnerie rugs are rough workmanship, line leakage and more threadbare, its weight is significantly less because of the density of quality products.