Bathroom 3M Self Adhesive Hook for Towel and Robe, Brushed Stainless Steel, 4PCS,AC8201 3M SELF-ADHESIVE: Sticky backing is a 3M product, strong adhesiveness and protects against water. ALL METAL: Constructed by stainless steel,brushed finish build to resist daily scratches ensuring quality and longevity. Great for the bedroom,bathroom,toilet,kitchen,office.No need drilling,not damage the wall or glass. Easy to install and super strong adhesive. Clean the wall and keep no water, paste in the desired position, Recommendation after 24 hours, then hanging objects will be better.