a &# 34 ; single - use &# 34 ; personal care product designed to replace conventional single use products such as small bars of soap , mini - bottles of shampoo , etc . a water soluble foamed polymer structure , such as produced by freeze drying acemannan derived from aloe vera , serves as the carrier for the personal care active ingredient , and provides the bulk to the structure . the dry foamed product has high void volume , good dimensional stability , high surface area , dissolves easily and completely upon exposure to water and hand mechanical action , and leaves no adverse residue on the skin . the product does not require bottling or complex wrapping , and is much more economical and environmentally friendly than the conventional single use products it replaces . the product can be conveniently carried in a purse or pocket , so that a consumer need never be without his / her favorite personal care products .