We all know about the claims that copper repells slugs. Well why don't you plant all your prize Hostas in a solid copper container. This has surely got to be the ultimate in protection.
Suitable for outdoor use all year round, they are also perfect for growing bulbs, bedding, perrenials or herbs.
The planters have drain holes incorporated in the base and drainage can be further improved by putting gravel in the bottom and raising the container off the floor slightly.