New improved insulation and new non-slip grip, Duncan Original design Kitchen Grips mitt"s unique FLXaPrene material helps you safely remove hot food from the oven to the table. Made of a non-porous material that stops bacteria growth, and prevents stains that cause bacteria buildup on the glove are heat-resistant 500 F/260 C to -134 F/-92C. Non-slip grip, non-skid, raised nub surface creates more insulation between the hand and heat source. Wider, generous fit design, with elegant decorative zigzag stitch on outside edge. Extra length, 14-inch/35-1/2cm. Made in USA.