Lithium batteries; Disposable vapes. You can send batteries with us if they are included with the equipment they power.

Including: ammonium hydroxide (CAS RN 1336-21-6), formic acid (CAS RN 64-18-6), hydrochloric acid (CAS RN 7647-01-0), hydrofluoric acid (CAS RN 7664-39-3), nitric acid (CAS RN 7697-37-2), phosphoric acid (CAS RN 7664-38-2), sodium hydroxide (CAS RN 1310-73-2), sodium hypochlorite (CAS RN 7681-52-9), sulfuric acid (CAS RN 7664-93-9).

Any medicinal, narcotic or psychoactive substance controlled under the UK Misuse of Drugs legislation, including medical tests and CBD (cannabidiol) products. Off-the-shelf medication purchased without prescription is accepted though conditions may apply under excluded from compensation.

Matches; lighters; paints; oils; perfumes; aftershaves; inks; enamels; varnishes (including nail varnish); flammable liquids and solids; liquid nitrogen; any combustible or toxic substance; any liquids above 1000ml.

Cleaning products that contain any hazardous materials.

Including, without limitation, ashes and biological substances.

Goods which are illegal (including pirated, counterfeit or fake goods); the carriage of which is illegal; or the supply of which to the recipient is illegal.

Including but not limited to: mammals, reptiles, fish, crustaceans, molluscs, other aquatic invertebrates, invertebrates, amphibians, birds, insects, larvae, pupae. See fragile, perishable and frozen items.

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

Goods made in foreign prisons, except those imported for non-commercial purposes of a kind not manufactured in the United Kingdom, or those in transit.

Parcels must not bear words, marks or designs which are unauthorised, which may reasonably lead the recipient to believe it has been sent on His Majesty's Service.

Aerosols; oxygen tanks; fire extinguishers.

Documents that represent financial value or entitlements, such as shareholder scripts, stock certificates, or subscription rights.

Sharp instruments: knives (kitchen, survival, razors, craft), scissors, axes, gardening and household tools with blades (shears, secateurs, saws), fencing foils, epees and sabres. Weapons: decorative, deactivated or air-powered weapons; ammunition.

Any combustible or toxic substance or contents that could react dangerously with other substances, including: serums and vaccines; pesticides; poisonous, toxic and infectious substances; radioactive materials; pathogens; clinical, environmental and medical waste (including patient samples); Ebola and anthrax. See explosives and flammable products.

Vehicle parts cannot be accepted if they: contain liquids; weigh over 15kg; or measure over maximum dimension limits. See size and weight guide for more information.