It won't ruin your walls when you're ready to remove it, and if you run it under water, you can reuse it somewhere else.
"The tape is so strong and durable, it'll pretty much stick to ANYTHING.Just how good is it? Well, I cut off a little bit of tape, and I pasted it on the uneven wallpaper in my apartment. And it stayed there! I placed a picture frame against it and pressed down firmly. Even better? I could easily remove the tape from my walls, and the wallpaper wasn't damaged at all." —Asami Togi
Check out BuzzFeed's full review of the Multifunctional Double Sided Nano Gel Grip Tape.
Get it from Amazon Canada for $10.99+. Available in two widths and three lengths.