• Aerosols 
  Including spray paints, lacquers, solvents, air fresheners, oven cleaners, deodorants, body sprays, hair sprays, shaving and hair removal creams.

• Alcoholic beverages
  Alcoholic beverages including absinthe, gin, vodka, whiskey, beer, lager, wine and champagne.

• Ammunition
  Except lead or steel pellets and other airguns and air-soft projectiles.

• Animal products and animal by-products
  Meat, milk, egg, poultry, and their products, including products made with these materials, such as dried soup mix or bouillon, are prohibited.

• Asbestos
  In any form.

• Balloons filled with non-flammable gas
  Helium.

• Batteries
  Batteries that are classed as dangerous goods by the latest edition of the International Civil Aviation Organization’s (ICAO) Technical Instructions are prohibited. This includes lithium ion/polymer/metal/alloy batteries sent in isolation or with equipment. Lithium ion/polymer/metal/alloy batteries when sent contained in equipment such as a mobile phone or digital camera are allowed. Lead acid batteries (e.g. car batteries) and sealed lead acid batteries
  are also prohibited. Alkaline, nickel metal hydride (NiMH) and nickel cadmium (NiCd) batteries are also prohibited.
  

• Biological Substances
  Human or animal material including, but not limited to, urine, excreta, secreta, blood and its components, tissue and tissue fluids.

• Clinical and medical waste
  For example contaminated dressings, bandages and needles.

• Controlled drugs and narcotics
  Including cannabis, cocaine, heroin, LSD, opium and amyl nitrate.

• Corrosives
  Substances which can cause severe damage to living tissue, other freight or transport by its chemical action are prohibited including aluminum chloride, caustic soda, corrosive cleaning fluid, dyes, acids,
  corrosive paint and rust removers, mercury and gallium metal.

• Counterfeit currency, bank notes and postage stamps
  Including any false instrument, or copy of a false instrument except copies of old denominations, which are now obsolete and worthless except for collectible value and cannot be passed as tender.

• Counterfeit trademarked and copyrighted products
  Products bearing marks that are counterfeit or inappropriately using a federally registered trademark are prohibited. Products bearing marks that are confusingly similar to a registered trademark, and restricted gray market products (goods bearing genuine marks not intended for United States importation) are prohibited. Products that are piratical of a protected copyright, i.e., unauthorized articles that are substantially similar to a material protected by a copyright, are prohibited.

• Cultural artifacts and property
  Art/artifacts/antiquities; archaeological and ethnological material are also terms used to describe this material.

• Dog and cat fur
  It is illegal in the United States to import, export, distribute, transport, manufacture or sell products containing dog or cat fur.

• Drug paraphernalia
  It is illegal to bring drug paraphernalia into the United States unless prescribed for authentic medical conditions.

• Dry ice
  For example UN1845 when used as a coolant for UN3373 or for other perishable items.

• Electronic items sent with lithium ion/polymer/metal/alloy batteries
  Electronic items sent with lithium ion/polymer/metal/alloy batteries where the battery is not contained in electronic equipment are prohibited. Lithium ion/polymer/metal/alloy batteries when sent contained in electronic equipment such as a mobile phone or digital camera are
  allowed

• Electronic items containing any batteries exceeding 100Wh
  Including some high performance laptops and power tools.

• Environmental waste
  Including used batteries and used engine oil.

• Explosives
  Any chemical compound, mixture or device capable of producing an explosive or pyrotechnic effect with substantial instantaneous release of heat and gas is prohibited e.g. ammunition, blasting caps, fireworks, flares, fuses, igniters and nitro-glycerine. Items that appear to be
  prohibited explosive ordnance may be subject to additional checks and delays.

• Firearms
  Except paintball, bb guns, and other guns that use compressed gas, compressed air or mechanical spring action to fire a projectile/pellet.

• Fish and wildlife
  Wild birds, land or marine mammals, reptiles, fish, shellfish, mollusks or invertebrates; Any part or product of the above, such as skins, tusks, bone, feathers, or eggs; or Products or articles manufactured from wildlife or fish. Endangered wildlife species and products made
  from them may not be imported.

• Flammable liquids
  This includes mixtures of liquids or liquids containing solids in solution or suspension which give off a flammable vapor. Any liquid with a closed cup flash point below 60.5° C is prohibited e.g. acetone, benzene, cleaning compounds, gasoline, lighter fuel, paint thinners and removers, petroleum and solvents, certain alcoholic beverages, perfumes and aftershaves, varnishes and enamels including nail polish.

• Flammable solids
  Solid materials which are liable to cause fire by friction, absorption of water, spontaneous chemical changes or retained heat from manufacturing or processing, or which can be readily ignited and burn vigorously e.g. adhesives, calcium carbide, cellulose nitrate products, fire lighters, matches, metallic magnesium, nitro-cellulose based film, phosphorous, potassium, sodium, sodium hydride, zinc powder, zirconium hydride.

• Food products (Prepared)
  Prepared foods including condiments, vinegars, oils, packaged spices, honey, coffee and tea are prohibited. Exceptions for manufacturers and/or distributors of food products that are registered with the FDA and provide proof that prior notice has been filed with FDA before
  each shipment.

• Frozen water
  Including packs of ice

• Gases
  Gases that are compressed, liquefied or dissolved under pressure, permanent gases which cannot be liquefied at ambient temperatures, liquefied gases which become liquid under pressure at ambient temperatures, dissolved gases which are dissolved under pressure in a
  solvent.
  1. All flammable compressed gases are prohibited e.g. blowlamps; butane; lighters and refills containing flammable liquid or gas; ethane; gas cylinders for camping stoves; hydrogen; methane and propane.
  2. All toxic compressed gases are prohibited e.g. chlorine; fluorine etc.
  3. All non-flammable compressed gases are prohibited e.g. air bags;
  scuba tanks, carbon dioxide; fire extinguishers; neon and nitrogen.

• Human and animal remains
  Including ashes.

• Infectious substances UN2814 or UN2900
  Category A Infectious Substances are prohibited e.g. Ebola, Anthrax, Foot and Mouth disease as detailed in the latest edition of the International Civil Aviation Organization’s (ICAO) Technical Instructions.

• Lighters and refills containing flammable liquid or gas
  Including used butane and petrol cigar and cigarette lighters. New and unused empty lighters are allowed.

• Liquids over 1 liter
  Including water.

• Living creatures, animals and reptiles
  Except certain insects and invertebrates.

• Magnetized material
  Magnetized material with a magnetic field strength of 0.159A/m or more at a distance of 2.1m from the outside of the package.

• Matches
  Of any kind, including safety and windproof matches.

• Nail varnish, polish or gel
  Including nail polish remover.

• Obscene publications and unlawful indecent images
  Obscene or extreme pornographic images and videos in magazines, CD's, DVD's and other formats.

• Oxidizing materials and organic peroxides
  These are substances such as disinfectants that may cause or contribute to combustion of other substances. They may also be liable to explosive decomposition, react dangerously with other substances and injure health e.g. bromides, chlorates, components of fiberglass
  repair kits, disinfectants, nitrates, per chlorates, permanganates and peroxides, including hair dyes and colorants containing peroxide.

• Perfumes and aftershaves
  Including eau de parfum and eau de toilette is prohibited in international shipments and air transportation.

• Perishables
  Including flowers, fruit and vegetables; and frozen or chilled foodstuffs. Frozen water and dry ice are prohibited.

• Plants and seeds
  Some plants, cuttings, seeds that are capable of propagation, unprocessed plant products and certain endangered species are allowed into the United States but require import permits and other documents; some are prohibited entirely

• Poisonous, toxic liquids, solids or gases
  Including substances that are liable to cause death or injury if swallowed or inhaled or by skin contact, such as arsenic, beryllium, cyanide, fluorine, rat poison.

• Prescription medicines and vaccines
  As a general rule, the FDA does not allow the importation of prescription drugs that were purchased outside the United States.

• Radioactive materials
  Radioactive materials and samples that are classified as radioactive using Table 2-12 of the latest edition of the International Civil Aviation Organization’s Technical Instructions e.g. fissile material (uranium 235, etc), radioactive waste material, thorium or uranium ores and luminous dials from aircraft.

• Solvent-based paints, wood varnishes and enamels
  Including gloss paint.

• Waste, dirt, filth or trash
  Including household waste or trash.

• Weapons
  Including knives, razors, and other sharp instruments, CS gas and pepper sprays, tasers and stun guns.