Usually you will find 4 kinds of materials of phone case in the market, silicone, TPU, PC and ABS.
Silicone material case the general quality of a material soft, good tensile, feel a little slippery.The cases fit in a similar way to the skin of the mobile phone.They are in a position to provide a better fit. The silicone phone cases are minimal and they will never make your device appear bulky.The elastic properties of the phone case contribute a lot towards durability. However, the silicone phone cases are vulnerable towards tearing, especially when you use them along with sharp objects.
Thethermoplastic polyurethane casesare light. They will not make your cell phone bulky. They can provide a perfect fit for the phone as well. In fact, they are more vulnerable to wear and tear. If you aren’t careful with these cell phone cases, you will be able to see scratches in them. However, they don’t easily break from the minor impacts, such as dropping your device.The thermoplastic polyurethane phone cases are the cheapest ones you can purchase from the market.
PC (polycarbonate) itself is a kind of strong thermoplastic resin, PC material impact resistance is strong, the strength and toughness is very good, whether stress or general throw, as long as you don't try to use it with a stone, it is enough to live a long life, at the same time, the appearance of the transparency is high but it is more easily scratched.
Acrylonitrile Butadiene Styrene (ABS) is an opaque thermoplastic and amorphous polymer. ABS is easily machined, sanded, glued and painted. You will notice that an ABS phone case comes along with better designs. ABS is relatively harmless in that it doesn't have any known carcinogens, and there are no known adverse health effects related to exposure to ABS.
Usually Silicone and ABS cases are opaque and comes along with better designs. PC and TPU cases are transparent and PC cases are tougher.