These bags can be used as either Kit Bags, or as Cool Bags with the included re-freezable gel pack.
The Diabetes Cool Bags are designed to keep insulin within its 'working' range, and can only be used with other medications, such as glaucoma eye drops, Growth Hormone, anaphylactic shock therapies etc, which have a similar 'working' temperature ranges.
These are available VAT Free to those able to claim VAT Exemption in the UK (UK Residents only) (exemption form required).