These Armrest are made out of aluminum
Overall height is 13" Tall
Cushions are attached to the arm and are 10" long X 3.5" wide X 3" Thick
Cushions are made out of marine grade vinyl that is UV resistant
Cushion has a plastic substrate with foam.
Approx 4" from curve to end that mounts under the seat
Hole closest to end: 5/8" from end
Hole furthest away: 2-7/16" from end
Approx 1" on center
Color: off White
No hardware is included to mount the arm to the chair.