Helix BloodLine Strings are custom built to the highest level. 

When specifying Colours below you can select two colours for the twist. 
All cable and yokes will be done in that combination. 
Serving will be black for highest level durability. 

Brass Speed Nocks are optional - Colour is the heat shrink tubing that will cover them. We will do our best to match the manufacturer specs, however in some cases that may not be possible. 

Build A Better Bowstring. Increase Arrow Speed.

Bloodline 99 Is Made With A Very Small Diameter Of Dyneema® Sk99 Fiber.  Combined With Our  Next Gencoating Technology, Bloodline 99 Helps Create A Very Tough And Lightweight Bowstring. 

B99 String Material Checks All Of The Boxes When It Comes To Performance And Building A Premium Bowstring:

Unicorn Blood is a very dark teal colour (great match for the teal Mathews bows) it is darker than the spool picture shows