Abstract: A plurality of body sizers comprise sample garments for temporary wear made of a different material to a corresponding plurality of garments for long-term wear. Each of the garments for long-term wear is made to a predetermined size based on the size of a respective one of the body sizers. The most appropriately sized one of the garments for long-term wear may be selected by gauging which of the body sizers is the best match to the actual size of at least part of a person's body. A body sizer comprises a sample garment for temporary wear formed into a single integral piece and comprises means for indicating a plurality of different predetermined sizes on which the sizes of a corresponding plurality of garments for long-term wear are based.