celloexpress 25g Silica Gel Pouches Pack of 2 Total Weight 50g in Tyvek Fabric Sachets (25g, 2)

The silica gel is contained in Tyvek which is a material that is made out of polyethylene fibres, it is very thin, strong and it creates a water barrier PLEASE NOTE . These are silica gel and not dessicant clay. Silica gel is a desiccant - it adsorbs and holds water vapour In electronics, scientific and optical instruments it prevents condensation, which might damage the electronics. Each sachet will absorb up to one third of its own weight in water vapour The gels come packed in air tight bags for a long shelf life Printed on each sachet :- Dessicant SILICA GEL DO NOT EAT THROW AWAY