Have your standard A-frame picnic tables made from recycled plastic lumber. They imitate the look of wood without the yearly maintenance.

 
Folding Economy Picnic Table
Folding Economy Picnic Table
Picnic Tables, Inc.
$333.33
Diamond Round Table with Pedestal Mount
Diamond Round Table with Pedestal Mount
Picnic Tables, Inc.
$1,747.50
Round Swing-Out Picnic Table
Round Swing-Out Picnic Table
Picnic Tables, Inc.
$372.40
(ADA-1 Chair) Commercial Concrete Table
(ADA-1 Chair) Commercial Concrete Table
Picnic Tables, Inc.
$1,233.75
Heavy-Duty Plastic-Coated Picnic Tables
Heavy-Duty Plastic-Coated Picnic Tables
Picnic Tables, Inc.
$1,327.08
Heavy-Duty Plastic-Coated Picnic Tables
Heavy-Duty Plastic-Coated Picnic Tables
Picnic Tables, Inc.
$1,474.74
Perforated Picnic Table
Perforated Picnic Table
Picnic Tables, Inc.
$1,322.50
Perforated Picnic Table
Perforated Picnic Table
Picnic Tables, Inc.
$1,422.50
Perforated Picnic Table
Perforated Picnic Table
Picnic Tables, Inc.
$1,372.50