Back Maternity Support Small Medium Gel Warmers THREE PANEL * King with wheels Autoclavable Up to 325 THREE PANEL * King with wheels * All white panels 6mm have been treated with an antibacterial agent * King size (each panel): 31 W x 68 H * 4mm white vinyl plastic * Easy to wipe clean * 3 4 aluminum tubing * Steel ball caster wheels * Shipping Carton Size: 32 L x 22 W x 5 H 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