12mm invisible silicone straps from the Vilma collection by Lisca.A pair of transparent silicone straps, 12mm wide, that can be attached to your bras with removable straps in place of coloured straps, allowing you to wear your low-cut or strapless outfits where you would like to hide the coloured straps on your shoulders.
from Booby Traps
Minerva Crafts sells this product