1. PACKAGE CONTENTS: You will receive a set of 2–100 shelf pins, including 2–100 screws and 2–100 transparent silicone sleeves. 2. ANTISLIP SLEEVE: Each shelf pin with a selftapping screw is equipped with a dustproof silicone cover that increases friction, reduces noise, and absorbs glass vibrations. The soft silicone effectively protects wardrobe floors and glass from scratches, ensures your items stay securely placed on the shelves, and prevents slipping and scratches. 3. SHELF PIN MATERIAL: The antislip sleeve shelf pins are made of iron with a plated surface, feeling smooth and burr. They are not prone to rust or oxidation, ensuring a long lifespan. 4. INTEGRATED DESIGN: The cabinet shelf bracket features integrated selftapping screws for enhanced durability, preventing loosening and wear. The selftapping screws, integrated shelf pin spacer, and crossthreading design make installation easy. Simply screw in with a screwdriver—easy to install and remove.