It mounts permanently in most environmentsSpecification: Material: ABSWeight: 220gSize: 178x120x50mm/7x4.72x1.97inchColor: BlackPackage Includes: 2x Speaker Stand TraysQuickly:1. Please Check The Size And Color Before Buying.2. Excluding Items Other Than Speaker Stand Shown In Product Photos.3. Please Note That Due To Different Monitors, There May Be Slight Color Difference, Please Understand.4. Due To Manual Measurement, Please Allow 1-2 Cm Difference, Thank You.5. If You Find Any Problems With Our Products, Please Feel Free To Contact Us Via Email, We Will Solve The Problem As Soon As Possible.6. Welcome Your Sharing And Feedback So That We Can Provide You With Better Products And Services.7. Thank You For Visiting Our Shop, Click To Enter Our Shop, There Will Be A Lot Of Products For Your Reference, Logistics, Generally We Will Ship Within 1-3 Days, And The Expected Arrival Time Is 9-15 Days.