Features: Made of iron plating, sturdy for durability. Designed to prevent falling by helping users to easily get in or get out of bed. Support 350LB weight, quite heavy-duty. Bottom non-slip sleeve to keep support rail securely under mattress. 20" wide grab handle, features non-slip foam, and 5 level height adjustable from 21.6" to 17.7". Include 4M adjustable anchoring strap, to attach rail to Twin, Full, Queen and King sized beds. Perfect for senior, elderly, disabled, hip recovery or other injuries. Easy to assemble, no tools needed. CE, FDA, and FSC approved, good quality product. How to Use Strap: Simply place bed rail between the mattress and box spring, adjust to fit, and tighten with safety strap around opposite side of bed frame.  Specifications: Material: Iron Plating + Foam Height Adjust: 5 Level Load Capacity: 350LB Product Size: 95 * 51 * 45-55cm / 37.4 * 20.1 * 17.7-21.6" (L * W * H) Product Weight: 3kg / 6.6LB Package Size: 51 * 37 * 9cm Package Weight: 3.5kg / 7.7LB Package Include: 1 * Bed Assist Rail