XGO1000 Features: * Bed rail * Fit mattresses up to 10", and its patent-pending clamping mechanism will affix to any bed"s crossbeam, of thickness between 18-36mm * Made of renewable, solid Russian birch plywood; steel and zinc hardware * Comes with screws, Allen wrench, and instructions * Water-proof surface may be easily cleaned free of ink etc. * Designs meet ASTM and CPSC specifications * No small or moving parts * Recommended for twin bed frames made of solid materials such as wood planks * Not intended for the upper bunk, or for beds constructed with L-shaped metal frames * Protected by international patents and trademarks * Clamps onto the bed without screwing into it * Plywood comes from managed forests, and is CARB-P2 compliant for formaldehyde emissions * Paint is low-VOC, lead-free, and water-based * Designed and made in USA Assembly Instructions: * Adult assembly required