This bug hunter (pooter)includes a filter to prevent swallowing. Each pot measures 10cm(H). 5 pieces supplied.This jar is like a vacuum cleaner for insects. Easily suck them into the jar without being harmed and also without you having to pick them up. While safely collecting the live insects. Safety filter. In addition sucking tube colour coded green. Easy to handle twist on lid. Crystal clear collecting pot. Also easy to clean.