Blush Bath Bomb Hearts (mini) Mini Bath Bombs make great birthday favors, wedding shower favors, baby showers favors and more! This listing includes Blush Hearts however we offer other colors in our shop. We infuse a blend of essential oils and all natural flavor oils into each batch of bath bombs. Bath bombs make bath time fun for everyone! Diameter is approx 1.5 inches in length and at the widest part of the heart 1.5 inches. We have larger sizes available! Send us a message.