The base used for this soap is described by the supplier as "Natural, it is free from both SLS and SLES; you can see the list of ingredients, together with brief descriptions, here.
It is not the more widely seen clear transparent type, but does have a substantially higher glycerine content. Colouring is from approved cosmetic colours or natural ingredients and in the main essential oils are used for fragrance although fragrance oils are used occasionally (these will be pointed out in the descriptions).
The "Melt'n'Pour" technique lends itself to the use of intricate moulds.