BOOMBA Ultra Boost Inserts Beige Size I Double Sided Adhesive Bra Pads NEW Open BOOMBA Ultra Boost Inserts in Beige, Size I fits bra sizes 34I, 36H, 38G, 40F, 42E The set is new, open-box, and comes in its original BOOMBA box, with the inserts individually wrapped in protective plastic. The most padded insert on the market. The go-to for that wow factor. Instantly boost up to 2 cup sizes. Recommended for tops with structure in the chest area. For the perfect fit, we recommend choosing your true size. Only size down if you are in between sizes.