/give @p diamond_helmet 1 0 {
AttributeModifiers: [
{
AttributeName: "generic.knockbackResistance",
Name: "generic.knockbackResistance",
Amount: 1,
Operation: 0,
UUIDMost: 48209,
UUIDLeast: 589504
}
],
ench: [
{
id: 0,
lvl: 6
},
{
id: 34,
lvl: 5
}
],
HideFlags: 2
}