1.100% food grade silicone 2.Non-toxic,dustproof,waterproof 3.High transparent 4.ISO9001.ISO/TS quality system Specifications:1. Material: 100% Silicone Material with built-in mouse2.Touch well, press can be controlled, no noise, good feeling;3.Customerized color,size,shape,Logo,etc;4.Waterproof, portable, dustproof;5.Made in silicone, environmentally protective and ideal for resistance against ...