Details Flat Bottom Tube: The thickness of the tube is only 1.2mm, inserting part of the lighter and thinner mattress does not hurt the back, suitable for all kinds of beds. Anti-slip Feet: The rubber anti-slip feet at the bottom make the product fit the ground well, so it is stable and safe to use while preventing the base plate from being scratched. Application It is suitable for installation on skeleton beds, flat frame beds and etc. to provide safe and stable support for the elderly, pregnant women, toddlers who tend to fall out of bed and people with leg problems, as well as people who have just recovered from surgery.