Mercury's Treads

1100
Increases Movement Speed and reduces duration of disabling effects

25 Magic Resist
45 Move Speed
30% Tenacity

Tenacity reduces the duration of Stun, Slow, Taunt, Fear, Silence, Blind, Polymorph and Immobilizing effects. It has no effect on Airborne or Suppression.
Builds From

Boots Slightly increases Movement Speed 300 Null-Magic Mantle Slightly increases Magic Resist 450