Walmart, Goplanetearth.com and Dhgate.com are retailers that carry silicone molds at discounted prices, as of 2016. Silicone molds are available for purchase individually or in sets.
Walmart carries the Freshware brand of silicone molds that are used in baking and candy making. Silicone molds are non-stick and very flexible. Walmart offers molds in various shapes and designs, including hearts, Christmas trees and squares.
Goplanetearth.com specializes in silicone molds for making soap. The company also offers molds for bath bombs, Popsicles and breads.
DHgate.com carries silicone molds that can be used for cakes and cupcakes. Molds for chocolates are also available.