Pack of 30 large suction cups: The actual size of the suction cup is 45mm. Each cup can hold up to 2kg. Easy to hang: The thread and the included knurled nut allow for easy attachment of the material to be mounted. Ideal for hanging wreaths and larger decorations on windows, mirrors or other clean, smooth, non-porous surfaces. Once applied, it will not be affected by heat or cold. 【Superior quality】The practical bathroom storage hooks are made of high-strength transparent PVC, beautiful, sturdy and waterproof. Convenient for repeated use, just wash and then gently dry. No-trace removal: Suction cups do not yellow, deteriorate or lose their stickiness over time. Release the suction cup with a flat blade without damage and no trace and it is ready to use again. Instructions: Make sure the surface is clean. Only use on smooth surfaces such as glass, metal, ceramic tile, plastic, Formica, etc. Press the suction cup onto the surface to release air under the suction cup. After testing