TECHNICAL SPECS:
-Shell: polypropylene copolymer 4mm or 5mm(200 lb. and over)
-Intrinsically posted, standard heel cup 10mm.
-Narrow grind 2-5, shorten 1st and 5th met heads (oval shape)
-Top Cover: Vinyl antimicrobial, non friction ,3/4 metatarsal length, if extension needed check sulcus or full length*.