Description
Form Ultra Thin Insole Size:Size I IN2248 Wrist Circumference X Small Up to Wrist Circumference X Small Up to 5 3 4" Small 5 3 4" 6 1 2" Medium 6 3 4" 7 1 2" Large 7 3 4" 8 1 2" X Large > 8 3 4" Has a fixed rate of 270 contractions per minute