Silicone Molds Is the largest collection of some of the best moulds that are available to buy. With a range of soap moulds, clay moulds, cake moulds, chocolate moulds, icing moulds, ice cube moulds, jelly moulds and concrete moulds to browse through. Silicone Molds is the number one resource in the UK for sourcing silicone moulds for all art's and crafts. Siliconemolds.co.uk does not supply any of these products but links you to sites that do.