Rear Caster only 8 for SL18 Pillow Cases Protectors and fitting right into your 18747 and fitting right into your hand the VMTX helps you reach even the smallest of muscles in the tightest of places delivering a focused single point massage * Variable speed control from 20 40 hertz that match your muscles' natural healing frequency * 3 interchangeable massage heads let you customize your massage experience and achieve the best outcomes * Easy to clean Pantyhose * Natural * 20 30 mmHg * Medium * Ankle Circimference 8 3 8 9 7 8 Thigh Circumference 18 1 8 27 1 2 * Hip Circumference 30 50 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * Rear Caster 8 for SL18 Super Light Folding Transport Chair with Carry Bag and Flip Back Arms * 1 Ea