To make sure the products can be truly long lasting from both appearance and structure, the following standards should be met:
The materials making up the outside of the product must not rust, rot, or get damaged by water
The materials making up the structure of the product must not rust, rot, or get damaged by water
The materials making up the outside of the product must not change colour or crack from sunshine (UV).
The materials making up the structure of the product must not crack from sunshine (UV).
The materials making up the outside of the product must not crack or morph due to extreme natural temperatures (-20 degrees Celcius to 50 degrees Celcius).
The materials making up the structure of the product must not crack or morph due to extreme natural temperatures (-20 degrees Celcius to 50 degrees Celcius).