Adjustable Height Foot Rest Stool Ergonomic Portable Comfortable Under Desk Home OfficeFeatures: 1. Ergonomic design to support your feet. 2. Can slow down fatigue, often use can improve human mechanism. 3. Effectively prevent hunchbacks and myopia. 4. There are three heights that can be adjusted to meet different needs. 5. Can increases blood circulation of feet, also suitable for office crowds. Specification: Item Type: Foot Rest Material: ABS Color: Shown As Pictures Height Range: Approx. 7-15cm / 2.8-5.9inch Package Size: 46 * 36 * 11cm / 18.1 * 14.2 * 4.3inch Package Weight: Approx. 2350g Package List: 1 * Foot Rest