This is mine:
https://www.amazon.com/Spigen-Rugged-Resilient-Absorption-Huawei/dp/B01LXTROW1
Extremely happy with.
Sorry, no such case is available. Your son wants one of those Life Proof cases, but none are available for the honor 8.
Edit: this is the best case I have found for the honor 8: https://www.amazon.com/Spigen-Rugged-Resilient-Absorption-Huawei/dp/B01LXTROW1