UPGRADED SAFETY DESIGN CPC & CPSC certified bed rail guard with seamless press-on structure prevents finger pinching. Non-toxic materials & reinforced steel frame ensure toddler safety during sleep. FLEXIBLE ADJUSTABILITY 28-height gears (0-12") and 7 sizes (38"-84") fit all bed types (Twin/Full/Queen/King/Cal King). Universal brackets adapt to 1"-thick mattress gaps. Safety and Sturdy: DealnaStar bed rails have been approved by international product quality test(CPC,CPSC). The structure of bed rails for baby have been verified that stable and durable;further,material is non-toxic and harmless.Meanwhile, innovation of seamless press on matters also enhance safety because which decrease risk that children will be crushed by the rods.