Shield Blade-Binding Bulwark

Blade-Binding Bulwark BOE from Northrend.

Shield Saronite Bulwark

Saronite Bulwark from Blacksmithing.

Shield Kaskala Buckler

Kaskala Buckler BOE from Northrend mobs.

Shield Ivory Shield

Ivory Shield  BOE from Icecrown Citadel & other places.

Shield Crygil's Discarded Plate Panel

Crygil's Discarded Plate Panel  from JP.

Shield Protector of Frigid Souls

Protector of Frigid Souls  from Pit of Saron.

Shield Protective Barricade of the Light

Protective Barricade of the Light from JP.

Shield Deadly Gladiator's Barrier

No longer available in game but you might be lucky to have this shield in your bank.