The Zig Aligna foam can be cut to size and used in combination with a Zig Aligna sleeve to imitate the shape of a nymph with a thin curved body and a big head. The Fox Zig Aligna Foam is approximately 7cm in length and is supplied with 3 per pack.Designed to be used with Fox Zig Aligna SleevesInnovative product from Fox that has been developed to improve your Zig Rig fishingReplacement foamEach foam piece is 7cm in length3 x lengths of foam sticks per packColour: Black