Two-way rotating child safety lock in order to prevent children from touching the switch and causing accidents, our baby fence needs to be opened by pressing the buttons on both sides and rotating it. Height adjustment by simply sliding the switch to the right, you can arbitrarily adjust the height of the guardrail from 70-92 cm to suit mattresses of different thicknesses. Safe Material can be washed material, made with natural fiber, safe for babies to touch and bite. The mesh panel is also transparent for parents watching their baby's every move. Thicker Steel Tube we use thicker support bars to ensure the stability of the bed rails. So you don't need to worry about the stability of the bed rails and the safety of children.