Hi Beeny
Whilst you await replies please feel free to call our helpliners to talk throught your query, you may find the BCC 'A confident choice' publication useful to read too via this link:
http://www2.breastcancercare.org.uk/publications/treatment-side-effects/confident-choice-breast-prostheses-bras-clothes-after-surgery-bcc123
Helpline 9-5 weekdays and 10-2 Sat 0808 800 6000
take care
Lucy