Imports In 2014, Saint Vincent and the Grenadines imported $2.81k in Isoprene rubber (IR), becoming the 0th largest importer of Isoprene rubber (IR) in the world. At the same year, Isoprene rubber (IR) was the 0th most imported product in Saint Vincent and the Grenadines. Saint Vincent and the Grenadines imports Isoprene rubber (IR) primarily from: N/A.