SAFCO PRODUCTS-FOOTREST,4 ANGLE,ADJ,BK. Restase Adjustable Footrest, Black w/Silver Accents.. Comfort for those tired feet! Four angle adjustments from 6-25° and height adjusts from 3-1/4" to 5" for personal comfort preference. Supports feet to help reduce leg and back pressure, while integrated anti-slip rubber mat on platform keeps feet in desired position. Width: 15 1/2 in; Height: 3 1/4 in; Depth: 13 3/4 in; Diameter: N/A.