Features & details Great Packages: Come with 3 different size heads(10 of each brush)+4 Nylon Anti Static Brushes(4Colors:Black/White/Blue/Green)+1 cleaning cloth. Function: Mini tip brushes can clean small places hard to reach, easily remove dirt, sand, debris from phone charger jack, headphone jack; Nylon brushes thoroughly clean your ports without leaving fibers behind or building any static charge;Cleaning cloth for wiping the screen clean. Multiple Devices Acceptable: Cleaning kit can not only be applied to your cell phone, but also clean other devices' component like laptop's keys, printer, camera and electronics with safety. Material:The swabs are made of cloth and polyurethane foam, can absorb and removes dust, oil smudges, fingerprints, and dirt; Anti-static desgin. Easy To Clean Dirt: The great design cleaning tools which are economized labor and help clean with hard to reach areas or any other hygienic dead corners.