Bathroom Suction Hooks BUDGET & GOOD Powerlock Shower Hooks (4 Pack) Vacuum Suction Cup Toothbrush Razor Holder Multi-Use for Home, Living Room, Kitchen, Office Accessories Storage & Organization VALUE 4 PACK HANGER HOOK Packed of A hook * 2 ( diameter 2.75"*3.5"), Two- Hook and Three -Hook ( diameter 2.75"*4.35"), Three Different Types of Utility Hooks meet more storage needs. POWERLOCK VACUUM SUCTIONInnovative power-lock design provides maximum suction. The suction cup coat hooks can bear 6.61lb/3kg. WORKS ON A VARIETY OF SURFACESKey hooks strongly sticky suction on the smooth walls like windows, ceramic tile, glass, mirror, granite, stainless steel, acrylic, laminate and any non-porous surface with glossy finish. EASY TO APPLY AND REMOVEDamage-free hanging Simply lift, push and lock. No screws, no nails, no glue, no tools. Release the lock to remove, leaving no holes, marks, sticky residue or stains. 5-STAR AFTER- SERVICE WARRANTY We are a brand seller, If you are unsatisfied with the robe towel hooks, we promise to offer you full refund or free replacement. Choose asmooth and non-porous surface. Clean and dry the smooth surface. Remove the transparent film. Place the suction cup in the desired position, apply pressure in the middle the cup to release air. Pull down the hook &amp; Lock it. Test suction hooks to check if it has been installed correctly. Just release the lock, if gets stuck, use small knife to release the air. When weather becomes cold &amp; suction cup gets hard, please soaking the suction cup by warm water.