f3948c9d_cription___Data_Vocabulary_org__Property
[Description] A URL to the product web page (that includes the Offer). (Don’t use offerURL for markup that appears on the product page itself.) [Property] 
offerURL
p r i c e
c u r r e n c y
p r i c e V a l i d U n t i l
s e l l e r
c o n d i t i o n
a v a i l a b i l i t y
o f f e r U R L
i d e n t i f i e r
i t e m O f f e r e d
Offer microdata description · Data-Vocabulary.org
Property