1970’s Pink Acrylic Long Sleeve Top

Great base layer for roller skating. Who invented the base layer? It’s pink, acrylic and way too good to be worn as a base layer. 

Measurements
PTP - 15.25"
Shoulders - 13.25"
Sleeve - 19"
Length - 23"

Condition
Tiny stain on left sleeve.

Model is 5'10" Bust 35"