This 48" wooden square picnic table has attached seats and a walk through design for easy access. The frame is made of black powder coated 1 5/8" O.D. pipe, the top and seats are made of MCA pressure treated southern yellow pine planks and heavy center cross brace provides a lower support for umbrella poles. Treated with micronized copper azole, a copper-based pressure treatment that offers long-lasting resistance to decay and termites. Perfect for outdoor enjoyment for years.Our square picnic tables are perfect for parks and schools, while staying in budget.