Color...Mustard Neckline...U-neck Transparency...Sheer The area around the collarbone is sheerer than the lace, without lining. There is lining from the chest down. The lace cut at the hem is lovely. Season...Spring/Summer Stains, tears, odors, etc....None There is no size listed. However, it feels like a size M to Free. Used a few times. Please understand that this is a used item, as it has been stored at a private residence.