/give @p leather_helmet 1 0 {display:{Name:"The Legendary Hat",Lore:["A legendary Item lost in the world 500 billion years ago....","Kehaan is amazing...."],color:2883328},AttributeModifiers:[{AttributeName:"generic.attackSpeed",Name:generic.attackSpeed,Amount:99999999,Operation:0,UUIDMost:90498,UUIDLeast:161150}]}