Instructions:Wipe the surface clean;Pull up the handle;Pull down the handle;Lock and check.Area of use Not suitable for wood or rough walls However, a plastic suction cup will not stick if the surface has a texture . Need: This suction cup anchor can be attached to the most non-porous smooth surface. It is made of solid materials with high strength, long durability and light weight. Before use, wipe the surface clean, slide the suction cup on a clean and smooth surface, and twist the handle to lock it tightly, hold the handle up when not in use. The suction cup can be reused after cleaning. High quality material: This strong suction cup attachment is made of high quality PP and TPU materials, wear-resistant and not easy to break, has high adhesion and better anti-slip performance. And lasts for a long time in a cold or hot environment until you remove it. Area of application:Ideal for easily attaching awnings or sun sails. Also ideal for attaching objects to buses, mobile homes and smooth surfaces in the workshop and on bicycle tours. Ideal for luggage, outdoor activities, concerts, architecture, cycling, surfboards .garage, kitchen, bathroom etc. Convenient to use: These suction cups stick to smooth surfaces such as glass, boats, SUPs, cars and RVs and more publication; Please clean the surface with a cleaning cloth before each use to ensure optimal adhesion.