Correct

硅胶

/ guījiāo / 
Strokes

Definition

silica gel/silicone rubber

Example

As a Noun

silica gel

1
Guījiāo
硅胶
zhírù
植入

silicone implant

2
Guījiāo
硅胶
lóngxiōngshù
隆胸术

silicone breast implant