Phones are costly these days, and repairing them is even more so. Therefore, it makes perfect sense to ensure that whatever tool you use to hold your phone is durable enough. This is because you don't want a situation where you use something to secure your phone, which ends up breaking, causing your phone to fall and possibly break.
This is why this phone charging stand is made with durable materials. So you can be sure it's strong enough to hold your phone irrespective of its weight. In addition to this, it is also strongly adhesive. Once you install it, it'll remain firmly in place.