The Vevor adjustable deck support pedestals provide stable, heavy-duty support for decks, patios, swing platforms, greenhouse floors, and other outdoor structures. Made from high-strength PP plastic, they are designed to resist corrosion, oxidation, cracking, and deformation in outdoor conditions. The adjustable 1.18-2.36" height range helps level surfaces on uneven ground while improving drainage and ventilation beneath the structure. Their lightweight design makes installation and repositioning easier than traditional concrete piers or wooden posts. This 24-piece set offers a practical foundation solution for wood, concrete, and metal surface applications.