【PRECISE COMPATIBILITY】Crafted from resilient PE plastic, each slider measures exactly 29.13 mm / 1.146" in height. They are comfortably installed in the slender ceiling tracks of the living room or camper van, without causing any blockages. 【TOOL FREE SETUP】For busy renters and DIY enthusiasts, these white plastic glide hooks slide into standard rails in under five minutes. No extra tools are needed to quickly set up your window drapes. 【SMOOTH AND QUIET GLIDING】Designed for quiet nurseries and shared bedrooms, these white plastic rail hangers ensure silent gliding under twenty decibels. Ideal for light sleepers, they keep your daily morning routines peaceful. 【BULK REPLACEMENT PACK】With one hundred pieces in a single pack, you have more than enough sliders to replace broken hooks across three rooms. These white plastic gliders offer a cost-effective upgrade for your home. 【FLEXIBLE TRACK RUNNER】The slim neck structure slides effortlessly through tight curves. Great for curved shower curtain tracks and hospital privacy screens, this white plastic part ensures zero snagging during daily use. Package list: 1x 100-Piece curtain rail slider set