Create the space you need in the space you have with the expandable StraightWall Sliding Portable Partition. Panels slide into a series to create a wall of any width. Partition contracts to one panel-width for easy storage. FEATURES ACOUSTIC PROPERTIES. Reduce ambient noise with sound-dampening panel options. ALUMINUM CONSTRUCTION. Easily reposition; lightweight, elegant frames are stronger than steel. CAST-ALUMINUM CORNER JOINTS. Rely on superior strength and durability. FULL-SIZED END PANELS. Reduce trip hazards; ensure stability whatever the configuration. NON-MARKING LOCKING CASTERS. Protect your floors and keep partitions securely in place. SLIDING HINGE. Keep panels in a straight line; facilitate use on uneven floors. TACKABLE SURFACE. Post signs, artwork, or notes using pushpins.