Knitted knockers are FREE 100% cotton prosthesis hand knitted in Australia and provided to breast cancer women who have had a mastectomy. Kits are also available for people who like to knit. “Communities Helping Women”. Please email us all your details, name address, for a kit and your age, our ordinary bra cup size a.b.c.d.e.f.g.h.? if requesting a free prosthesis.