Well i've always seen this around i thought pfft that cant work... but i seen it on offer in asda and thought ide grab a bargin see if it works.. and i have to admit its done a pretty good job you pour it on drive round for abit and then when all dry rub it with a dry microfiber chloth the end result is pretty good for little effort! heres some piccies
first pic is jsut a clean car no devil shine the rest is the devil shine 