When selecting an outdoor bar counter, material choice is the most critical factor for durability. Grade 304 or 316 stainless steel is highly recommended for its corrosion resistance, especially in coastal areas. For wooden aesthetics, prioritize Grade A Teak or Iroko, which contain natural oils that resist rot and insects. If opting for synthetic materials, ensure the use of High-Density Polyethylene (HDPE) or UV-stabilized PE rattan to prevent fading and cracking under direct sunlight. For countertops, sintered stone or granite are superior to marble as they are non-porous and resistant to thermal expansion.