wowhead-like, fully categorized WotLK database, for patch 3.3.5, provide all kinds of World of Warcraft in game data, including maps, items, weapons, armors, itemsets, NPCs, spells, skills, quests, achievements, zones, raids, dungeons, objects, factions, events, talent calculator, music, sounds etc...
Set Bonuses
Wearing more pieces of this set will convey bonuses to your character.