Description Ready to use. Non poisonous, and disposable. Pre-baited with insect attractant. For crawling, hopping, jumping and slithering pests. Designed specifically for catching spiders, including poisonous spiders such as the Hobo spider and all species of crickets. Made with famous STICK-EM glue. Large 2-1/2'' x 10'' traps. 4 traps per package.