ELECTRICALLY INSULATED - Material is stronger and more impact resistant than other plastics, which allow you to safely manage and customize your cable wire cord plug organization or clean-up effort. KIDS & PETS FRIENDLY - Clasp design to protect kids and pets from the power strips and other electrical equipment. MANAGEMENT & VENTILATION SYSTEM - the sides have a large opening at each end to allow for the power chords to fit in the box then exit to the power connections in wall and equipment providing plenty of cooling. ACCESSORIES UPGRADE - Our cable management boxes are equipped with 28 pcs cable management set that concludes 6 x One Slot Cable Clip Holders,2 x Triple Slot Cable Clip Holders,2 x Six Slot Cable Clips Holders ,2 x Triple Slot Cord Clips ,6 x One Slot Cord Clips,10 x Reusable Cable Ties.That help you even better organize your cables or wires. SET OF 3 DIFFERENT SIZES - Large(16.0" x 6.2" x 5.4"), Medium(12.6" x 5.3" x 5.1") and Small(9.0" x 4.3" x 4.7"). Store all the outlet apparatuses including multiple power strips, cords, adapters,splitters, etc.