What is this?Cable Raceway Straight Connectors are made of PVC material and are designed for cable management solutions to hide and protect surface cables in the home or office.What will I get?Width: 20mm/0.78 inchHeight: 10mm/0.39 inchLength: 26mm/1 inchColor: WhiteIn the package of 20 x Straight ConnectorsAre there any advantages of the product?Decorative cable covers hide the cables in the same shape as the natural top portion for a neat appearance.How to use it?Select the correct size cable connector to match the cable groove.What should  I notice?The size is measured by manual, please allow the error +/-0.1 inch before purchasing.