*manufacturer said this, don't @ me.

Dark Purple and Dark Teal are Build your Brand BY021 extended shoulder tee
100% Cotton, Single Jersey, 140 gsm.
Currently only larger sizes in stock.

Size guide: https://www.buildyourbrand.de/media/files_public/75979ee1a0f308b79bf99195afe85f34/BY021_MC.pdf

Light Purple and Light Teal are Bella Canvas BL6400
Size: S M L XL
Ladies size: 6/8 10/12 14/16 18/20
Chest (to fit): 30/32 32/34 34/36 36/38

White Back Cut tops are
https://www.buildyourbrand.de/en/ladies-back-cut-tee

Dresses are Native Spirit NS5000
100% organic ringspun combed cotton
Size: S M L
Ladies size: 10 12 14