pbryant_knight wrote:...Ps. It'll start to smell when it gets wet. Like a wet dog smell. it'll hold in the damp. Someone i used to know did this to the roof of his jap import old school Nissan as when he got it it had a dodgy grass looking material on the roof??

no it won't, there is no dog sweat and bacteria to make a smell - the flock is 1mm nylon fibres and the adhesive is waterproof. Just wash it and dry it like you would the rest of the car and it's all good

Might be different on a roof, but water just falls out of the flock on the bumper anyway.