Mesh size: 4*6M + 14 ground nails Birdproof support structure allows light and moisture to reach fruits and crops . Will not harm your birds. It is ideal for protecting vineyards, orchards and other agricultural problems. Strong and durable, it can be reused from one growing season to the next. This powerful network is suitable for long-term applications. Large and strong, it can protect crops, fruits, plants, vegetables, fish in your garden, ponds, ponds, etc.