August 2, 2016 By Ultra Black Border – 1000mL Ultra Black is a non-reflective Black Border Goo for trimming your screen and to absorb any overlapping light from your projector. Category: Classic Screen Goo Description Description Price: $86 SIZE – 1000mL SKU – 4606 Related products Reference White +20, 500mL Finish Coat High Contrast 16L Finish Coat High Contrast +20, 500mL Finish Coat High Contrast 2L Pair