Vintage Pastel Full Length Sleeveless House dress, Flower & Butterfly Print, S/M

Vintage Pastel Full Length Sleeveless House Dress, Flower & Butterfly Print Bust: 16" Waist: 16 1/2" with about an extra inch if stretched Hips: 19" -  21" Length: 53" Side slit length: 21" Era- 70's  Polyester  No brand label Condition: Very Good vintage condition.  Only reason it's not "excellent" is that there's a slight yellow tinting from the shoulders down through the bust. It's even, and hardly noticable. I missed it when I acquired it and I can't decide if it's actually how the fabric is supposed to be, or if it's from aging. OR if someone was thinking about dip dying it and changed their mind. Idk. I'm perplexed.  Tried to photograph but honestly it's so subtle.