Back Maternity Support Small Medium Gel Warmers Internal Width: 18 * External Parts are DEHP and Internal Width: 18 * External Width: 22 * Threaded Stem Casters: 3 x 1 1 4 * Overall Size: 49 H x 22 W x 18 D * Seat Height: 21 * Weight Capacity: 300 lbs * Color choices: yellow tan mauve forest green red black grey light blue royal blue white navy teal (mesh only) mint (vinyl only) clear (vinyl only) OR for an additional cost Fern Dance Floral Montego Floral Sierra Sands Tweed Includes (8) standard hot packs * Mobile unit with locking casters * Size: 16 L x 18 W x 32 H * All Whitehall Thermalators feature thermostatically controlled water temperature seamless coved bottom for ease of cleaning lighted front mounted on off switch * Concealed heating element and snap off thermal protector to prevent overheating and hand burns * Shipping weight 80 lbs * Size based on pre pregnancy dress sizes * Offers relief from back discomfort during pregnancy * 8 elastic pregnancy belt supports the lower abdomen while the duo adjustable elastic side tension offers additional support * Provides temporary stabilization of the pelvis * Measurement is dress size before pregnancy: * Small Medium 4 12 dress size * Excellent Retail Packaging