Impossible to get anything on the phone or online. Not even a quote or banking details

I phones several times and email after i use there product i realise that the normal white paint doesnt work on the black fabric So i tried to order there opaque white Its impossible just to place an order All i want is to finish my orders but i cant because to get a quote Invoice and banking details is impossible I was also willing to organize my own courier as i told the assistant but no call backs nothing Still waiting on a quote / invoice or banking details