Weighted hand support for cell phone

I created this weighted hand support for a client with tremors who was having difficulty holding and using his cell phone. The support that attached to the cell phone with Velcro is made of two pieces with (6) 5/8" washers glued together inside to provide the weight. The washers of this size provide about 7 ounces of weight to the phone attachment. The hand support component is then attached to the weighted rectangular prism using super glue and the Bondic liquid plastic welding tool. A thick pa