www.finerfender.com http://www.finerfender.com/Marine-Fender-Products/super-cell-fender/ JIER Super Cell Rubber Fender is a well established fender type. This fender has a hollow cylindrical body with fully rubber-imbedded mounting flanges and is designed to deflect in an axial direction. Originally designed to replace cylindrical fenders, these fenders have more than 30 years track record with only some minor improvements over the years. Cell Rubber fenders are very robust and have been used for decades in many ports around the world. JSC400H ~JSC3000H