Gold and Blue compression valves are included and others are available separately

This works with almost all dropper posts

With the Red valve

clean-running

7% Polyamide

DHaRCO Men's Short Sleeve Tech Tee - S - T&C White PDP|PLP|Rail Material Gold and Blue compression valvesGiving you the comfy feeling of cotton with the technical features of DriRelease fabric, the DHaRCO Men's Long Sleeve Tech Tee is perfect for both riding and casual wear in cooler conditions. The great thing about DriRelease is that the tech that keeps you cool, dry, and fresh is built into the fibres themselves rather than just applied to the surface. This means that the effectiveness of the material won't reduce over time as the treatment won't wash