X_mart millet millet MIUI Xiaomi 4i Crystal TPU soft jacket warranty The above picture for the product schematic， shipping free phone. Than jelly sets / crystal shell， more durable， better looking! ! ! When the back of the product lines will be transparent and sometimes matte， according to commodity-based shipping! ! ! Personal design， tailoring appropriate， excellent grip ‧ entirely personal tailoring 100% in accordance with the phone body， touch and adaptation is fully integrated with the phone. ‧ reserve the arrow keys to operate the hole， the camera hole， charge hole and the necessary operating functions holes. ‧ using advanced transparent special silicone material manufacturing， dustproof， waterproof， shockproof， anti-slip effect is obvious， and more durable.