... soft,flexible 3 eco-friendly 4 customized design silicone bushing for cookware or kitchenware,is made based on your cookware size,can ... heat durable and non-toxic,non-stick.Features of csutom silicone bushing:1. silicone bushing material:100% FDA, LFGB, SGS class VI ... according to your drawing or sample,OEM for your cookware/kitchenware or any that need a heat-resistant sleeve5. High Temperature ...