Polyyarn has been nicknamed by fly tyers world wide the ‘floating yarn’. It is so fibrous and so beautifully buggy, this easy to use fly tying material is a must have fly tying material. Dry Fly Polyyarn is a bonded polyyarn, which is dubbing on a rope. Its tight fibrous bonding makes it ideal on dry flies. Not only does it float naturally but its fibrous design traps air to help your fly float