This is the Best Natural ECO Friendly Bed Bug Terminator product that works perfectly. It is very safe to Humans, Pets & the Environment but very Lethal to Bed Bugs, Termites, Cockroaches and other Crawling Bugs. When applied properly by creating a border in areas around where the Bed Bugs or other Bugs have infested. Once they come in contact and cross the powder border it will stick to their body of which they will take to their hiding spots and effect their eggs as well. Please allow upto 48-72 hours to see the difference. This produt is unique as it does not have an expiry date. Spray once and leave the Natural Bed Bug Terminator do its job. This product only works well when the Bedbugs and other Bugs get in contact and cross the powder. Once you apply the product don't forget to sleep well knowing you have unleashed a deadly lethal weapon to Terminate these blood sucking creatures once and for all.