InvisiDye UV Marker Concentrate 8 oz (x6) - is currently on backorder. You may still purchase now though and we'll ship as soon as more become available.
InvisiDye UV Marker is a non-lethal UV (ultra violet) marker training tool, that when teamed with Avian Migrate® Goose and Bird Repellent, teaches geese and birds to avoid treated grass, plants and landscaping. Packed as 6 - 8oz. bottles per case.