Available Summer 2021 With Silhouette Sit Stand, students have the flexibility to choose their preferred position: sitting or standing. Styled to match the current line of Silhouette tables and desks, this mobile desk comes with lockable casters and angled legs to allow feet placement underneath the desk. Optional accessories include Modesty Panel/Privacy Screen #76517 and Technology Basket, low profile storage #76518. Silhouette Sit Stand desks are adjustable in height from 26″-41″.