vidaXL Pond Protections 40pcs Black PolypropyleneProtect your pond fish from predators like cats and herons with these pond protections. Easy to use: The pond protection grilles can be assembled and adjusted to the pond. Place them at the edge to protect from cats or fully serve as heron protection. Invisible appearance: The pond grids lie just below the water surface. So they are barely visible. You can easily enjoy the view of your pond and your fish while still protecting your animals from the