Large slip-resistant surface A 9-inch rubber surface on top provides easy grip and comfort for bare feet while keeping the foot in place. Ergonomic four adjustable angles Four height options support both sitting and standing at the desk. Helps alleviate shoulder, back, and leg pain, reduces pressure on the spine and legs, improves sitting posture, and promotes leg blood circulation. Safe and durable Made from plantation-grown Lauan hardwood plywood, this foot rest is sturdier and more durable than plastic. It supports up to 400 lbs and features an anti-slip bottom to prevent slipping or sliding while rolling or tilting. Quick and effortless assembly Set up in 3-5 minutes. Includes all components and a simple guide for a hassle-free, tool-free installation. Use scenarios - At a standard desk to maintain proper posture and reduce fatigue during long work sessions. - With a height-adjustable standing desk to easily switch between sitting and standing. - In a home office or workspace where stable, supportive foot placement is beneficial during long periods of work.