28-level design height adjustable from 27" to 40" to fit mattresses of different thicknesses. The bottom bar of toddler bed rails can firmly press the mattress, leaving no seams. Such an exclusive seamless design effectively protects kids from falling or being stuck.Double side child lock design to lift each side Independently and prevent accidental operation, more convenient to get in and out of bed. When you need to sit by the bed for a long time, our guardrail can be completely put down to the bedside to avoid discomfort.The rails are covered with durable mesh nylon fabric, formaldehyde-free fabric, high density, wear-resistant, comfortable to touch, not easy to tear, easy to replace and clean. phthalate-free, can fully protect the baby.【Easy to Install】No tools are easy to install, and you can easily attach the bed rail for kids to the anchor. The folding design saves your home space. (Note: Please MEASURE the size of your mattress before purchase)Perfect for kid bed, leather bed, solid wood bed, kid bed, built-in bed, flatbed, thick mattresses bed, and other large-size beds.We are committed to providing customers with quality products and are confident to provide one-year warranty period for this baby bed rail guard. Feel free to contact us if you have any issues with your order. We'll replace or refund your purchase without hassle!