Wise 8WD562-710 Offshore Ladder Back Helm Chair w/ PedestalThis Wise Offshore Ladder Back Helm Chair w/ Pedestal provides extreme comfort with its mildew resistant & UV treated compression foam padding. The Roto molded, high impact, marine grade plastic external frames provide maximum durability. Its stainless steel hardware and heavy duty 28 oz marine grade vinyl finish makes for long-lasting use.Features: Roto Molded, High-Impact Marine Grade Plastic External Frame; Removal Cushions; Compression Foam Padding; Heavy Duty 28 oz. Marine Grade Vinyl; Aluminum L-Brackets connect Back and Arm Rest to seat; Mildew Resistant & UV Treated; Stainless Steel Hardware; Includes WD399-710 Mounting Plate; Colors:WhiteSeat Warranty: 5 Year Warranty on Frame; 3 Year Warranty on Upholstery; Dimensions: Seat Height: 21"; Seat Width: 17"; Seat Depth: 22"; Sitting Depth: 15.5"; Sitting Width: 16"; Height with Pedestal: 36"; Pedestal Features: 360 Rotation with Locking Knob; Thick Walled, 2 7/8" Polished Anodized Aluminum Post - 15" Fixed Height; Fore & Aft Slide Mount allows for 5" of Seat Travel; 9" Diameter Base with Recessed Mounting Holes; Class AD Certified Per ABYC Standards; 3 Year Warranty on Pedestal