by: UNI Products

Strong, waxed filament for larger flies. 100 yd. spools. More>>

by: UNI Products

Strong, continuous polyester filament measuring 135 denier. Lies flat on the hook, strong for its diameter. 200 yd. spools. More>>

by: UNI Products

Strong, continuous polyester filament, measuring 72 denier. Lies flat on the hook, strong for its diameter. 200 yd. spools. More>>

by: UNI Products

Extremely strong, lies flat without the slickness of Kevlar. While it’s the heaviest of conventional (i.e., not GSP or kevlar) thread at 400 denier, it is also the strongest with a tested breaki... More>>

by: UNI Products

A new product from UNI, this is the lightest thread we’ve seen. It measures just 20 denier, which would be about 19/0 or 20/0. Perfect for your smallest flies. Choose from black or white. More>>

by: UNI Products

An indented flat surface with many light-reflecting surfaces. 12 yd. spool. More>>