Tyoungg 3 Pieces Unique Shape Transparent Plastic Soap Bath Bomb Mold One Set of Heat Shape Heart Shape Water Drop Package includes 3 sets of bath bomb molds. One flower shape one heart shape one water dDrop. Different shapes meet your different needs. Made of high quality hard plastic therefore they can rexsiste some certain of pressure and be recycled for more use. Flower Shape mold: 9 cm diameter. Heart shape mold: 7.5 cm width and 8 cm height. Round ball mold: 8 cm diameter.