Staring at my screen with chin resting on the palms of my hands, I puzzled over "sstl." SuperSonicTurboLag or something? Ohhh, now I get it. Two rolls of this will work: http://www.amazon.com/BLACK-OUT-TAPE-1-3-20/dp/B00029XD62 .In the sunshine on a hot day is best. YMMV Bill~ blacked out now and then~M