Specifications: Strong double-sided adhesive, effectively and firmly adhered to the bed frame. High-quality stainless steel and alloy material, effectively protects the wall surface and keeps the bed sturdy. Can be used for bed, cabinet, chair, sofa, and other objects placed against the wall. Item Name: Bed Frame Anti-shake Tool Material: Stainless Steel, Alloy Features: Durable, Easy to Install, Wall Protection Tool Quantity: 2 Pieces per Set Adjustable Size: S: 30mm - 38mm / 1.18" - 1.49" M: 38mm - 46mm / 1.49" - 1.81" L: 46mm - 56mm / 1.81" - 2.20" XL: 56mm - 76mm / 2.20" - 2.99" XXL: 75mm - 93mm / 2.95" - 3.66" XXXL: 93mm - 120mm / 3.66" - 4.72" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement. Package Includes: 2 x Bed Frame Anti-shake Tools