Wise Large Helm Chair with 15" Locking Pedestal and Seat Slide Bracket, White: * Heavy duty thick wall rotational molded plastic frame * Molded-in arm rests * High compression foam cushions snap on and off for cleaning * Marine-grade embossed vinyl * UV- and mildew-treated for harsh environments * Embroidered logo coordinates great with any boat * Pedestal is ABYC rated Class AD driver * Premium 2-7/8" thick wall anodized aluminum post * Cast and e-coated aluminum seat mount swivels 360 degrees * Locks down tight when needed * Allows 5" of fore and aft travel * Raised aluminum deck plate features 6 mounting holes * Dimensions: 21.00"L x 23.50"W x 24.00"H * 6-year warranty * Model# 8WD1007-710