HEEL PAD, 2 1/2"X1/2" Choose the perfect height adjustment from 5 incremental thicknesses of 3/16%XE2%X80?, 5/16%XE2%X80?, 7/16%XE2%X80?, 1/2%XE2%X80? and 9/16%XE2%X80? Measure the inside width of the shoe at heel and choose corresponding width of heel pad from 3%XE2%X80?, 2 1/2%XE2%X80? and 2%XE2%X80?