... rubber phone case 1:Can stand,hang 2:with handle 3:Unzerbrechlich,Super thick base 4.fit for phone4/5 3D cup colorful rubber phone ... & Trade Co., Ltd.Product Description:Material: Silicone rubber (Wacker Germany, KCC and TOSHIBA Japan)Feature: Smooth ... quality Control SystemManufacture Process:1. Silicone injection machine, Silicone rubber Kneader Machine2. Machine: CNC turning, milling, drilling, ...