Swift Reflexes Effect  

From raidloot.com

[35095] Swift Reflexes Effect
Target: Self
Beneficial: Blockable
Casting: 0s
Duration: 72m (720 ticks), Extendable: Yes, Dispelable: No
1: Cast: Swift Reflexes Block on 25000 Melee Damage Taken
Text: You quicken your reflexes.

Which is:
[35098] Swift Reflexes Block
Target: Self
Beneficial: Blockable
Casting: 0s
Duration: 30s (5 ticks), Extendable: Yes, Dispelable: No
6: Absorb 3 Hits or Spells, Max Per Hit: 28744
Text: You react to incoming danger.
Absorbs up to @6 damage from the next #6 melee or spell strikes that target you.

And original from:
[35092/8523] Swift Reflexes
Classes: MNK/97
Skill: Defense
Endurance: 518
Target: Self
Beneficial: Blockable
Casting: 0s, Recast: 5m, Timer: 17
1: Cast: Swift Reflexes Effect
Quickens your reflexes, allowing you to block several attacks if you absorb a very large melee strike.

or Alla Link originally, and Swfit Relfexes Block on Alla.

Yther Ore.