1. quality material: The transparent suction cup with thread is made of ecofriendly PVC material, which is clear, waterproof, and odorless, posing no harm to human health. Additionally, the small suction cup includes a metal screw rod for enhanced load capacity, ensuring better item fixation. 2. features: The plastic suction pad boasts numerous advantages—durability, waterproofing, easy cleaning, compact size, and strong suction power. Importantly, no drilling is required during use, leaving no marks on surfaces. It can be reused multiple times after removal and is environmentally friendly. 3. Package contents: Your includes 10 transparent suction cups with knurled nuts, sufficient for daily needs. Each suction cup measures approximately 0.1 inches, making it ideal for tight spaces. 4. Wide range of applications: The strong adhesive suction holder works on any smooth surface, such as glass, tiles, doors, bathroom walls, and metal. Simply ensure the surface is dry before use for adhesion and reusability.