creating prehistoric artifacts that draw inspiration from historic segments of culture 
5 % of each garment purchased is donated to something / someone / somewhere 
that inspired the creation of that product 
pre  •  "soon to be"
historic  •  "of significant and lasting importance"
artifact  •  "an object made by a human being, typically an item of cultural or historical interest"
culture  •  "the arts and other manifestations of human intellectual achievement regarded collectively"