How to Hang without Tools
Just Push & Hang-it!!
Since the 1960's, simple thin wire hooks have been in limited use. With the television promotion of the Hercules Hooks on, the item became popular once again. The best type of hook of this kind is the OOK® Push N' Hang-it. The Push N' Hang-it combines both the convenience of the wire feature eliminating the need to use tools or nails, with the patented face of the OOKShield hangers which includes a padded backing to protect your walls.
OOK® Push N' Hang It - Video Tutorial