Mayhems bespoke laboratory grade, hand blown and hardened glass tubing are made in the UK to the highest possible standards. Developed from the ground up, Mayhems Laboratories have taken the concept of Glass Like to the extreme and utilised local knowledge within the UK to produce hardened tubing for liquid-cooled PCs. The size of the tubing conforms to standard sizes that are common within the industry today. Mayhems tubing is fully compatible with other popular fittings from Primochill, Bitspower, EKWB and other popular watercooling fittings. Mayhems Borosilicate Glass Tube tubing has been stress tested beyond normal temperatures (100c+) and tested with all Mayhems coolantsWarningUse appropriate safety measures when working with glass, this include safety glasses / goggle and gloves. Dispose of glass off cuts and glass dust safely. These products do not break into small fragments they shatter into shards.