Taylor & Twirl butter yellow blouse. 4x. Fits small.

Butter yellow light retro styled blouse. 4x. it does fit small. No smoking 🚭 and no pet household. NWT. Looks good with slim slacks or 50s style skirt. 2 small discolorations on collar. See pics. I don't know what it is or how it happened. it's never been worn. It just looks like a discoloration.