Scud Dubbing from Semperfli is a specialist blend of up to 5 SemperSeal colors and 6 Semperfli Ice Dubbings in 16mm or ¾ inch staple lengths with 0.75gm per pack - perfect for nymphs, bugs and dry flies. It is part of the Scud Dubbing range. With the translucent SemperSeal and vibrant flashes from Semperfli Ice Dubbing embedded in this unique dubbing, Scud dubbing sets new standards for color and effect in fly tying