Winston Desk features a gas-assisted lift mechanism that lets you switch easily between sitting and standing in just a few seconds. It also holds up to 35 lbs, while staying steady and solid at any height. It ships fully assembled and ready-to-use - just put it right on top of your current desk, and you're ready to work.

Height varies between 7in to 19in off the work surface.

https://innovativeworkspaces.com/pdfs/Winston-Desk-2-brochure.pdf