Filled with fragrant silver vine and rustling spelt this lovable fox shaped toy is doubly attractive for your playful pet these certified ingredients have a completely natural stimulating effect silver vine actinidia polygama also known as cat powder comes from the matatabi plant which is part of the kiwi family and grows in the mountainous regions of japan and china similar to catnip and baldrian silver vine has a captivating effect on cats but even humans who are very sensitive to