PEEL & STICK APPLICATION: Features a durable peel & stick adhesive docking station. Unlike suction cups that break down over time, the adhesive application keeps the sink caddy securely in place. Compatible most types of sinks including ceramic, copper & stainless. Includes: 1 Bonus adhesive pad. EXPANDING DESIGN: Hidden storage shelf expands to offer additional resting space for sponges, tools & more! INTEGRATED DRYING POSTS: The expandable storage shelf reveals two space-saving drying posts, perfect for drying lightweight bottles and glasses, keeping your counter clutter-free. Made with 30% Recycled materials CLOROX SAFE: Designed to keep hard working homes sanitary and organized