Suitable for sponge holder, window bird feeder, home decoration, craft project and windshield and radar detector. Prefect replacement for worn out suction cups. Sticks to all clean, dry, smooth, non-porous smooth surfaces such as glass, windows, metal, tiles, aquarium and marble.< /p> Note: 2cm suction cups are only suitable for small items under 1lb. If more suction is needed, use a 3cm double-sided suction cup. Soft PVC plastic resists crushing and wear. If the suction cups are deformed, soak them in warm water for about 2 minutes. What you get: Pack of 20 2cm suction cups without hooks. Clear suction cup Nice and soft for a good grip 20 Pack The clear and 2 cm thick suction cups are made of soft PVC plastic which is flexible to allow you to easily stick them on any smooth surface such as glass, window, metal, marble or tile etc. Not suitable for wood, paint, grease stains , leaks and hollow walls. Unique mashroom head design, no holes at the top. Made of soft PVC plastic Easy to stick and remove 2cm in diameter< /p> Max load: 0.5kg Wide application for daily use Strong suction Stick on the smooth wall firmly, each suction cup can hold up to 0.5kg. Please make sure the surface and the suction cup are clean, dry and free from dust and oil. Easy to remove Pull the edge of the suction cup to release the suction easily. Don't worry about leaving marks on your wall. Wide application Suitable for attaching soap dish, sponge holder, small decorations, a toiletry rack, kitchen organizer, car windshield, radar detector, bird house, craft project, etc. .