Material: alloy, magnet Five selling points: 1. Super strong magnetic force: GYM Holder Foldable one-Sided Magnetic Phone Ring Holder adopts super strong magnetic force, which can easily adhere to the mobile phone and will not fall off, which can better protect your mobile phone. 2. 360-degree rotation: GYM Holder Foldable one-Sided Magnetic Phone Ring Holder can rotate freely to meet your needs of use at different angles, which is more convenient and practical. 3. Hand-held use: GYM Holder Foldable one-Sided Magnetic Phone Ring Holder adopts humanized design and can be held in hand, which is convenient for you to use anytime and anywhere, such as making calls, texting, etc. 4. one-sided use: GYM Holder Foldable one-Sided Magnetic Phone Ring Holder adopts a one-sided design and can be pasted on the back of the mobile phone or the mobile phone case, which is more practical and convenient. 5. Foldable: GYM Holder Foldable -Sided Magnetic Phone Ring Holder is lightweight and foldable, does not take up space, is easy to carry, can be used at any time, and can be used in various occasions.