3M Adjustable Keyboard Tray with Adjustable Keyboard and Mouse Platform, Black, MMMAKT80LE Dry Erase Boards Envelopes offer elastic closures to

Envelopes offer elastic closures to keep contents secure

stain-resistant and water-resistant

File jackets expand 2" so they are ideal for thick stacks of photos

Set also includes a blank tab

3M Adjustable Keyboard Tray with Adjustable Keyboard and Mouse Platform, Black, MMMAKT80LE Dry Erase Boards Envelopes offer elastic closures toAdjustable keyboard platform slides left and right. Basic knob adjust arm controls both height and tilt. Gel wrist rest has antimicrobial product protection that inhibits the growth of microorganisms, such as bacteria. Height adjusts positive 1" and negative 4 1 2". Keyboard tray has a tilt range of positive 15 degrees to negative 15 degrees, 360 degree swivel and unlimited positions within height range. Mousing surface can be used to the left or