Mabis 501-3012-2100 Ultra Lightweight Hemi Aluminum Rollator - Royal Blue A hemi rollator offers a lower seat height than traditional rollators, ideal for people who have difficulty lowering to or raising from traditional seat heights or for smaller stature individuals. Seat height only 17 . Folds easily for storage and transport. Convenient storage basket. Curved padded backrest and cushioned seat for maximum comfort. Secure bicycle-style handbrakes with ergonomic handgrips. Lightweight aluminum frame construction. Overall width: 24 . Handle height adjusts from 32 - 36 . Width between handles: 18 .