Shamrock-Neatway mixing bowl. I don't know much about it except I think it used to be part of a set, I remember a matching strainer that I couldn't find after my mom passed. Any info in helping to date is more than welcome. : r/BuyItForLife
Vintage Shamrock Neatway Mixing Bowls, With Handle and Pour Spout / 2 1/2 Quart Plastic Mixing Bowl - Etsy Sweden
3 pc SHAMROCK GREEN baking NESTING mixing BOWL SET FIESTA 1st NIB | eBay