Why did some customers only receive ONE BOAT SEAT? Based on feedback/ review images from some customers and our investigation, the resaon for receiving only one item is that the Amazon warehouse arbitrarily split our products from their origina packaging during shipment. Customers who received one seat are requested to contact us. Standard Low Back Fishing Boat Seat, durable seat can withstand the long-term rigors of a marine environment. Aluminum No-Pinch Hinges and Injection Molded High Impact Plastic Seat Frame. Seat Dimensions : Height: 19", Width: 15.5", Depth: 16", Seat Depth: 14.5", the overall load capacity can reach 250 lbs, which means stable use at sea, lake or river. Easy to Install: Use standard 5"x 5"mounting bolt pattern,4 stainless steel mounting screws included. No swivel/pedestal included. NOTE: Photo may slightly different from Actual Item in terms of color due to the lighting during photo shooting or the monitor's display. Low Back Boat Seat