We have all been there, the breast forms ordered are perfect but the chest bra strap is too small? The bra strap snapped? Well do not worry, Secret Sinners have got you. Here we have large breast form bra straps. The bra strap itself is 30” – 50” Therefore the average size usually of breast forms are around 10”. These straps would be suitable for up to a 60” chest with your breast forms.