Salad plants, vegetables and young shoots are the slug's favourite food ... IDEAL Practical has found a simple and radical solution to oust them from your vegetable garden: once you have installed this net around the bed to be protected, it will repel unwanted visitors. Made out of copper, the slugs and snails will receive a slight shock on contact and go on their way! Copper net comes with 8 plastic stakes. Length of net: 8 metres.