Foot slides easily on the nylon lining while the sock remains secure.The flexible plastic core of the Easy-Pull™ Sock Aid allows people to use just one hand to shape the trough easily to slide it into a sock. Large loop handles at the end of the strong, 32 in. (81cm) straps are great for persons with weak grasps.Nylon lining allows foot to slide easily along the trough. Terry cloth outer covering keeps the sock or stocking securely on the sock aid. Slits in the plastic core allow for contour bending around the heel.