The Spirit Been-A-Boob® is now available in Ultralight. It is filled with micro-beads which makes it virtually weightless. Ideal for immediately post-surgery, nightwear and lingerie, and also if the chest area is very sensitive. Sizes 1, 2 3 are great for those who have one breast slightly smaller than the other, it adds volume but no weight. As there is no weight to this product it may float a bit if used for swimming. Available in sizes 1-10.