UV-treated to prevent rot; a great size for blocking hungry birds!Strong, lightweight, durable and reusable protection for fruit trees, shrubs, row crops, gardens, and animal control - or use as a flower trellis. Versatile, multi-use netting is UV treated to prevent rot. Won't interfere with normal plant growth. Black 3/4" square mesh. Bulk quantities available. This size is best for fence and trellis.