Unna Flex® Plus Unna Boot, 4 Inch x 10 Yard, 1 Case of 12 Mobility JOBST© UltraSheer are: Easy to Select Ear:Left Ear JOBST© UltraSheer are: Easy to wear * Seamless circular knitted for a soft silky look and comfortable feel * Reciprocated heel and toe for better fit and durability * Nylon and spandex yarns combined with a silicone blend softener for easier donning and comfort * 20 30 mmHg Gradient Compression Indication Guide * Note: These are examples of reasons to wear this level of compression Large Back Size 14 x 27 * Designed for Arthritis sufferers * New Four Stage Therapy Switch provides optimum 20 minute treatments * Simple one touch control features auto shut off timer * Produces intense moist heat without adding water * Fast acting therapy relieves pain and stiffness for hours * HCPC: E0210 * 3 yr warranty Contraindicated for the management of arterial and mixed venous arterial leg ulcers elastic Unna boot works just as well as other Unna boots but is not rigid