• 【Strong support】: Safe and stale triangle mechanics right-angle ase.【Adjustment Lifting Design】: Multiple height adjustments, oth children and adults can use.【Preferaly Solid Wood Material】: Natural solid wood texture, environmentally friendly paint, smooth and round without urrs.【Sturdy wooden pole】: uilt-in manganese steel core is tough and resistant to compression and ending.【Safety Kno】: Doule protection of safety knofor lifting needs to rotate and pull the kno. Prevent accidental fall off.