Thermophore MaxHeat Plus 14 x 27 Large Jobst Opaque 20 30 Thigh High * Thick vinyl upholstery in Hip Kits * Thick vinyl upholstery in US 393 Black standard with your choice of optional Bailey upholstery colors and either Natural or Dark Walnut wood finishes * For patients under 6 33 pounds *MaxHEAT Plus units let you add additional water in dry environments * Moisture helps the intense heat penetrate even more deeply relieving pain relaxing muscle spasm and increasing rejuvenating circulation * Two switch options put you in total control of the heat level minute by minute Just hold down or press on for heat and release or press off to cool depending on the style