STURDY MATTRESS SOLUTION - Keeps your mattress firmly in place with a set of 6 non-slip metal spacers, eliminating the need for daily mattress adjustments and preventing sleep disruption. - Adjustable width up to 3.5 cm to fit a variety of bed frames, designed for compatibility with most standard bed frame sizes including common US configurations. - Anti-scratch design with a protective metal strip that locks securely onto the bed frame while safeguarding against scratches. Recessed half head screws minimize potential damage to the mattress surface. - Quick and easy installation with round head hex socket screws and a small wrench. Simple assembly allows for easy tightening and removal if needed. Key specifications and features - Set of 6 non-slip metal spacers - Adjustable width: up to 3.5 cm - Compatible with most standard bed frame sizes - Protective metal strip; screws are recessed to minimize mattress damage - Includes round head hex socket screws and small wrench for fast installation and removal How it works and practical use - The spacers form a stable boundary around the mattress, providing reliable grip to prevent sliding during sleep, movement, or re-positioning. - The anti-scratch design protects both the mattress and the bed frame during use. - The hardware and simple design support a straightforward fit and removal for maintenance or relocation. Use scenarios - Master or guest bedroom on a standard bed frame where mattress movement disrupts sleep. - Platform, slat, or adjustable bed frames where the mattress tends to shift with use or getting in and out. - Temporary or relocation scenarios: quick re-tightening or removal when cleaning, moving rooms, or reorganizing bedding.