Slug-X Slug and Snail Trap is a chemical free and environmentally friendly way to solve all your slug and snail problems. Fill Slug-X with beer and you may find 40-50 slugs and snails trapped in a single night. The Slug-X Slug and Snail Trap is designed to sit on top of the soil, it can also be used on a deck or patio. The alcohol in the beer will kill the pests. Simply hose it out and refill it.