Extra deep (0.8") polyurethane construction provides a cushioned yet supportive standing surface. Reduces the strain on feet, legs, knees and back joints caused by prolonged standing. Advanced standing surface. Includes multiple foot massage de-bossed features which encourage the regular foot movement and changes in standing position that can increase relief. Extra depth polyurethane construction with a fine anti-microbial polyester covering for added tactile comfort. Ideal for users who like to work without foot wear. Contains an active antimicrobial ingredient in both the body and cover to protect the product from microbial deterioration. Anti-slip base.