Try our 16 guage stainless steel "S" shaped form.Our "S" curves will never collapse under the weight of the glass, even in the heat! Slump your glass over the curves to create wall pieces or sculptural glass art. A 1/2 in. lip is provided at one end to help balance the glass. See all of our "S" and double "S" curve styles: VN10, VN13, VN16, VN20, VN2119, VN30D, VN16D and VN22D. (# of the style represents the size). FIRELITE FORMS was the first to offer the "S" curves to the glass fuser and slumper way back in 1999. Since then we have added to the popular line now offering 8 different sizes for your slumping needs.