Pack of 4: If you need versatile, plastic stacking chairs that are a cut above, this ergonomically contoured chair with diamond pattern stitching is ideal. Place this chair anywhere you want a modern, vibrant look. Ripple diamond patterned back and seat Polypropylene molded structure Contemporary style stack chair PRODUCT MEASUREMENTS: Overall Size: 17"W x 20"D x 31"H; Seat Size: 17"W x 14.5"D x 18"H; Back Size: 16.5"W x 14.5"H