Safest way to send my parcel?

-Weight: ABOUT 2kg.

Dimensions: Height AROUND 15cm. Width: AROUND 50cm. Thickness AROUND 15cm.

Value of package: less than 拢60

What method of delivery is best when you factor in compensation if the package is lost, price and speed that the parcel will be delivered? Its being send from just outside London to a place no more than 4-5 miles away.EMS is faster, cheaper, and safest method. It also has insurance not like airmail.