Dwarven Plate

Armor (plate), very rare
While wearing this armor, you gain a +2 bonus to AC. In addition, if an effect moves you against your will along the ground, you can use your reaction to reduce the distance you are moved by up to 10 feet.
Dungeon Master´s Guide (SRD)
  1. DnD 5e Magic Items › Dwarven Plate
Dwarven Plate