Shield Sheen Silicone 500ml Check Store Availability. Product Description SHIELD SHEEN SILICONE 500ML Product Information Formulated to restore a high gloss shine to tyres and trim.Restore depth for that just glossed wet look finish.Suitable for use on all exterior plastic, beading and trim.Protects and beautifies by protecting against discolouration and dulling caused by harmful UV rays.Available in 500 and 5 liter sizes.