Extract useful and important attributes from production description which buyer care about, like brand, material, color, size, type, etc.  Please show in key value pairs.  The description is:  "the largest online consignment thrift store ®. monrow women gray sweatshirt s. item details. description. gray. non adjustable waist. measurements. size s. 33.0" chest, 27.25" length. materials. 70% rayon. 27% cotton. 3% spandex. condition this item is gently used with minor signs of wear (minor wear on fabric). quality guaranteed"