The Toddler Bed Rail has been a lifesaver for both me and my little one as we made the transition from a crib to a big-kid bed. This sturdy metal and fabric bed rail provided us with the security and peace of mind we needed during this important milestone.The generous size of the rail is perfect for accommodating thicker mattresses. Measuring 42.5" in length and 21" in height, it fits twin, full, and queen size beds flawlessly. We have a queen size bed with a box spring, and the bed rail fits perfectly, creating a snug and secure sleeping space for my toddler.The fold-down feature of this rail is a brilliant addition. The hinges allow me to easily fold it down when I need to sit at my child's side or change the sheets without having to remove the rail entirely. This level of convenience makes nighttime routines and bed-making a breeze.Safety was a top concern for us, and this bed rail doesn't disappoint. It meets current ASTM F2085 bedrail standards, providing an extra layer of safety for my little one as they sleep. The metal frame with its soft fabric-and-mesh cover ensures a sturdy and safe barrier, preventing any accidental falls during the night.The ease of assembly was a pleasant surprise. I could install this bedrail on either side of the bed in just a matter of minutes, without the need for any tools. It was a hassle-free process that made the transition to the new bed even smoother.In summary, the Toddler Bed Rail has been an essential addition to our toddler's bedroom. Its sturdy build, generous size, and safety features have given us the confidence to embrace this important transition. The fold-down capability and easy assembly make it a practical and convenient choice. I highly recommend this bed rail to any parent or caregiver looking to create a safe and secure sleeping environment for their growing child.