Adjustable Under Desk Footrest - Ergonomic Foot Rest with 3 Height Position - 30 Degree Tilt Angle Adjustment for Home & Office - Non-Skid Massage Surface Texture Improves Posture & CirculationErgonomic Office footrest Helps to improve posture and circulation by keeping your feet and legs elevated. Rest your legs in your office while working, or at home after a long day Adjustable Height Height is manually adjustable to 3 different positions: 4. 3" , 5. 5 ", 6. 7" (11cm 14 cm 17cm). Super easy for you to find the perfect position to suit your needs Easy Angle Adjustment Tilts 30 to 30to support your legs at your preferred angle. It rocks