: The industry standard for mold-making and casting. They offer popular products like Mold Star 20T , which is great for beginners because it doesn't require a vacuum chamber.
For buying silicone, your best options depend on whether you need raw material for mold-making or pre-made "deep" molds for resin art and flower preservation. where to buy silicone
: Specializes in industrial silicone products, including sheets, sponge strips, tubing, and adhesives. : The industry standard for mold-making and casting