Height is adjustable: each bedside headboard support can be freely tuned; you can increase or decrease the height by adjusting the number of screws, enabling a 64–87 mm range with two screws to customize the fit without requiring extensive tools or modifications. Product details and compatibility: suitable for beds, chairs, sofas and any unstable devices; length can be adjusted by changing the number of screws. Designed to prevent the front panel from scratching the wall; the material is metal and EVA. Color as shown; size 40×35×87 mm; color may vary with lighting and width, and slight differences in dimensions may occur due to manual measurement. This stabilizer helps improve sleep by dampening the creaks and rattles from unstable frames, contributing to a quieter home environment and a more peaceful room atmosphere where shared walls and soft furnishings are common. Easy installation: the base side features a double-sided adhesive strip that attaches to the headboard; then simply press against the wall to secure a safe, damage-free mounting that works with beds, chests, chairs, sofas, and other unstable furniture. Versatile anti-vibration stabilizer designed for multi-use protection that anchors beds, furniture, and other household items to dramatically reduce wobble and associated noises; its metal construction provides durable, sturdy support while the EVA layer helps prevent scratches on walls or surfaces during installation and daily use.