3M Littmann Classic III Steth Burgundy 27 (Each) Stair Chairs Adult 8 Casters * Comes Style:Pair (Left & Right) Adult 8 Casters * Comes with flip up seat with built in carry handle * Allows individual to be seated or by raising seat to step inside the frame to be used as traditional walker * Easily folds with dual clever side paddle release * Soft flexible backrest provides comfort and stability while seated * Loop locks provide added safety and security * Front wheels can be set in either swivel or fixed position * Attractive blue finish * Sturdy 1 diameter anodized extruded aluminum construction * Limited Lifetime Warranty * Lifetime warranty on brake cable * New 8 casters * Depth (Opened at Base): 23 * Height (Highest Setting): 33 Calf strap for extra support and comfort less likely to pick up stains Two sided chestpiece with tunable diaphragms on both the adult and pediatric sides * Single piece tunable diaphragm is easy to attach and easier to clean because its surface is smooth without crevices * Pediatric side converts to a traditional open bell by replacing the single piece diaphragm with a non chill rim * Next generation tubing provides longer life due to improved resistance to skin oils and alcohol