Many pocket knives and other blades, and mace or pepper spray canisters, although legal in the United States, are illegal in the United Kingdom and will result in arrest and confiscation if detected. A UK Metropolitan Police guide to items that are prohibited as offensive weapons is available at http://www.met.police.uk/youngpeople/guns.htm . A UK Customs Guide, detailing which items visitors are prohibited from bringing into the United Kingdom, is available at http://customs.hmrc.gov.uk/channelsPortalWebApp/downloadFile?contentID=HMCE_CL_001734 .
For more information, please see the Department of State’s Country Specific Information for the United Kingdom at http://travel.state.gov/travel/cis_pa_tw/cis/cis_1052.html .
