Soft, Protective Sole Sigvaris 360 Series with extra-padded sole, heel and toe to absorb impact and protects feet during prolonged periods of standing or walking. Comfort Thick padded sole for extra foot protection. Soft, knit in top band with high stretchability to prevent pinching. Knit with 100% cotton on the inside for people with skin allergies or sensitive skin. Precise Fit Sizing TM The PFS system provides a custom-like fit, superior comfort, and application of accurate compression levels, resulting in patient compliance and medical effectiveness.