The bumper case has a double structure, and the inner silicon case relieves the impact.
All the goods are newly manufactured in custom order and delivered.
If you order now, the manufacturing process begins on 5/25, and the goods are to be shipped out before 6/1.
As all the goods are manufactured in custom order, exchange / refund due to a simple change of mind is not available.
However, if the goods are faulty or were delivered to a wrong address, you can contact customer center, via email, or 1:1 inquiry within 7 days to get a refund or exchange goods.