General description Wall Bumper Protectors are designed to safeguard your walls from damage caused by door knobs and handles while also minimizing noise. This set includes 8 self-adhesive rubber bumpers that can be easily applied to various surfaces. Technical specifications Material: Rubber Diameter: 5 cm (1.96 inches) Thickness: 1 cm (0.39 inches) Colors available: White, Pink, Blue, Purple Installation Clean and dry the wall surface before application. Peel off the self-adhesive paper from the back of the bumper. Stick it onto the smooth surface. Usage Suitable for use in bedrooms, bathrooms, kitchens, classrooms, offices, refrigerators, cabinets, drawers, and wardrobes.