Medium Feet - You are immune to Snares and Immobilizations that can be cleansed. While in combat, you cannot Sprint.
You need 5 items to be able to create the Mythic item. Location of the 5 pieces:
- Eastmarch - Snowy Sabre Cat Fur Strip - Direfrost Keep (Drodda of Icereach)
- The Rift - Petrified Snow-Cedar - World Bosses
- Bleackrock Isle - Auri-El Metal Carvings - Random Monsters
- Coldharbour - Magicka-Imbued Metal Plates - Cyrodiil Delve Bosses
- Western Skyrim - Glacial Metal Rivets - Blackmaw Boss in Labyrinthian (Probably any boss in that dungeon)