Inflatable Rubber Ring by Allman Products $17.95 16" - $17.95 18" - $17.95 16" Cover - $9.70 18" Cover - $9.70 16" 18" 16" Cover 18" Cover Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Comforts sore and sensitive areas Evenly distributes body weight Conforms to body contour Removable / washable cover