Long Sit desk cushion, memory foam

Still the same thickness at five as it was at nineA flat pad is comfortable at nine and gone by three. This is the answer to that.What it gives you Memory foam rather than a flat pad: it keeps its shape through a working day instead of compressing flat by the afternoon Non-slip base: it stays on the chair when you stand up Cover removability is not stated by the supplier, so we say so rather than promise a washable cover we cannot confirm Specifications Fill: Memory foam Base: Non-slip Fit: Fits most desk chairs Shipping: Ships from China — about 8 days to a US address Cover: Removability not stated by the supplier