Universal cell phone lanyards are designed to work with almost any cell phone and case combination, while giving you the option to replace your case and still use the system. The phone case anchor is made of high-grade material, which is tensile, tear-resistant and waterproof. Elastic Lasso Strap You can choose to hang your phone on your belt, backpack or wrist to prevent loss/theft while you are exercising, shopping, walking, biking or climbing. ^ Easy to install, no adhesive required Slim phone anchor fits between your case and phone You connect to the lanyard via the charging port. It works best with a case with a standard-sized bottom center charging port. No Interference Charging Compatible with wired and wireless charging, no need to remove. Note Please note that the length of the spring cord is designed to be fastened to clothing during normal use and does not completely prevent it from falling to the ground. The spring cord only acts as a buffer when the phone is dropped.