The L1R1 game triggers are designed for Fortnite Mobile,Call of Duty Mobile, PUBG Mobile,Rules of Survival, Garena Free Fire, Survivor Royale, Knives Out, Critical Ops... | Spring clip with silica gel clamp your phone well and wont damage it. Also its easier to mount on your phone. | Superconducting silica gel fully touch your screen and never go wrong. | Never mis touch your voice and power button on the side. | Leuna products are all backed by 100% guarantee that you are fully satisfied with your purchase or receive your money back.