https://www.munchkin.com/quick-install-premium-gate.html

Baby/infant gate.

Pressure installation -- no tools required
Easy, one-handed use -- installs in seconds
Up to 50% more precise 1/4" width adjustment for a safer, better fit
Quick release lever mechanism remembers doorway width for easy removal and replacement
Measures: 26" to 42" Wide and 26" Tall

Item located at Stanford Research Park at Porter Dr.