Product description Color: black + transparent seal, transparent + transparent seal, black + black seal Size: The length of the lanyard is 15CM, the maximum length: 80CM Strap material: plastic Material of the rope buckle: metal buckle Package contents: 1 * cell phone lanyard 2 * seal 1. Wrist cell phone lanyard phone: This phone bungee cord has a light elastic band. Connecting the head and tail to form a cell phone wrist strap tightens your wrist slightly to prevent the phone from falling off your wrist. 2. Easy to use and use: Insert the head of the patch through the charging port of the phone case and attach it to the phone case. Then attach the round spring-o-buckle to secure your phone to your belted belt and backpack to prevent loss or theft. 3. Universal Compatibility: The self-adhesive phone patch can be stuck on any cell phone case with full coverage, so it is compatible with all cell phones. NOTE: To avoid damaging the phone, please do not use a semi-closed phone case. 4. Transparent and ultra-thin patch: With a thickness of 0.2mm, it will not affect the wireless charging function of the cellphone, nor will it interfere with the use of the charging port. The transparent design allows the phone to fully display the original color when attached to the phone case. 5. Wide Application: The phone lanyard is designed to withstand extreme conditions of use including heavy equipment operators, construction workers, truck drivers, hikers, climbers, bikers and fishermen. So that guests can be sure of using mobile devices.