give @p shield[attribute_modifiers=[{id:"bulwark_shield_armor",type:"armor",amount:2,operation:"add_value",slot:"offhand"},{id:"bulwark_shield_knockback_resistance",type:"knockback_resistance",amount:0.25,operation:"add_value",slot:"offhand"},{id:"bulkwark_shield_attack_speed",type:"attack_speed",amount:-0.1,operation:"add_value",slot:"offhand"}],custom_name='{"italic":false,"text":"Bulwark Shield"}',enchantable={value:15},max_stack_size=1,max_damage=504,damage=0] 1