Fish Tank Biochemical Sponge Betta Filter

Self-adhesive: Back of these wall hooks is self-adhesive tape with strong adhesiveness, providing up to 5.5 Lb.(2.5KG) load-bearing^Brushed Surface&Rustproof: constructed of SUS 304 premium grade stainless steel, with added 18/10 Chromium/Nickel content to protect against corrosion & rust^Damage free: Simply stick them on the wall, no need to drill holes into the wall^Versatile:widely used in bedrooms, bathrooms, closets, kitchen, garage, to hang coats, robes, hats, towels, kitchen wares,umbrellas, etc^Wide Application: fits all kinds of smooth surfaces like tile, stainless steel, wood , metal or plastic surface, etc NOTE: NOT suitable for Paint or Powder wall