At which point you ask, “what on earth is a knitted knocker?!” And wonder whether I have completely lost the plot! A Knitted Knocker is a breast prosthesis, knitted by volunteers, with 100% cotton yarn and filled with non-allergenic stuffing. And provided FREE to anyone who needs one. There, that’s the technical bit out of the way! How much do your boobs weigh? A question that many a woman, particularly…