LUKETURE Desk Side Storage, 2 Tier Steel Side Desk Organizer, No Drill Laptop...

The heat dissipation holes prevent heat from accumulating in the device. Our clamp on desk organizer includes M and L size. L code bracket is a 2 Tier design. No matter if your desk is made out of wood, glass, or stainless steel, the desk side storage clamp will get the job done.

eBay