Detailed description: Description: This adjustable bed risers are suitable for furniture leg with 1-5cm width, firmly fix the furniture leg in place and easily change the height of furniture such as beds or tables, expand the bottom space. Key Feature: Stable: The bottom of this adjustable bed riser is covered with felt which effectively increases the friction between it and the floor, making the furniture not easy to slide. Extend Under Bed Space: This bed riser can add more space underneath the furniture for easier cleaning and easy storage. Specification: Name: Adjustable Bed Risers Material: TPU Specification: Set Quantity: 4pcs Width: 1-5cm adjustable Square chassis: 7.3cm Round chassis: 6.9cm Overall height: 8.2cm Height increase: 5-5.2cm Style(Optional): Square/Round Tip: The size is measured manually, with some error! Parts List: 4×Adjustable Bed Risers (Square/Round) Note: 1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color 2.Please allow slight dimension difference due to manual measurement.