Regular size has a 4" foot width donning zone; Only fits stocking sizes small, medium, large, x-large. Simple step-in device for easy application of very tight compression hosiery during recovery. Stretches fabric over the foot and heel to assist users, caregivers, injured, diabetic, patients. Use only with Truform brand specified sizes; may not be compatible with other brands, Made in USA. Helper for mmHg Compression; Senior living limited mobility dressing aid; View size chart image.