The Ventopedic Econo Heel Offloading Boot with Butterfly Lift is made of highly specialized three dimensional fabric that provides effective moisture relief and cushioning for the lower leg and heel. This easy to apply heel suspension boot creates soft cushioning for effective pressure relief, providing increased comfort and continuous air ventilation. The Ventopedic Econo Heel Offloading Boot with Butterfly Lift is made of highly specialized fabric that has a balance of hydrophobic and hydrophilic fibers to attract and expel the moisture four times faster than standard fabrics. Caregivers will find this combination of fibers keeps the skin at a regulated temperature, eliminating the likelihood of skin breakdown and or the formation of pressure ulcers. The 3-dimentional fabric provides continuous ventilation, effectively preventing moisture build up, and eliminating odors generally caused by moisture related bacterial growth. The soft inner lining provides additional comfort and reduces the possibility of shearing and friction. The nylon exterior allows the boot to slide smoothly over bed sheets. The opening at the heel allows the suspended heel to be easily monitored. The unique butterfly lift design effectively cushions the heel for better protection. The Ventopedic Econo Heel Offloading Boot with Butterfly Lift can be machine washed and dried and is designed to fit most adults. Ventopedic Econo Heel Offloading Boot with Butterfly Lift Specifications: Fabric content: 90% Polyester 10% Cotton, Latex Free. Fabric care: Machine Washable 160 167ºF, Drying Temperature 220 ºF. Fits: Calf circumference 10 18 inches. Left or right foot. Color: Black. Measures: 6 inches wide, 14 inches long, 10.5 inches high overall.