Red Shoes

Red Shoes, also known as Red Slippers or Red Boots, is a recurring accessory in the series. It often grants bonuses towards speed.

Final Fantasy V
Red Slippers is an accessory that is only gotten near the end of the game, by either finding it in the Interdimensional Rift or by stealing it from Cherie. It provides +11 Defense, +2 Magic Defense, +3 Magic Evasion, increases chances of using Sword Dance through Dance, and grants immunity to Confusion.

Final Fantasy Tactics
Red Shoes can be bought for 10000 Gil and provides +1 Magic and Move.

Final Fantasy Tactics Advance
Red Boots provide +3 Defense, +5 Magic Resistance, and +2 Evade.

Final Fantasy Tactics A2: Grimoire of the Rift
Red Shoes provide +3 Defense and +5 Resistance and Speed.